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INFOSYS PLACEMENT PAPERS ----- Placement Paper 11 |
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INFOSYS PAPER
PAPER CODE Q/C.
------------------------------------------------------------
------------
1a) BE * BE = ACB
A,B,C,E ARE NON ZERO NUMBERS FIND B,E.
ANS) B=1 E=9
2) A,B,C,D,E ARE HAVING NUMERICAL VALUES. THERE ARE SOME
CONDITIONS
GIVEN
a) A=C <===> B!=E
b) DIFFERENCE BETWEEN A AND C AS SAME AS DIFFERENCE
BETWEEN C AND B
AS SAME AS DIFFERENCE BETWEEN A AND D
c) C<A AND C>D
THEN FIND A,B,C,D,E
3) THERE ARE SIX CARDS IN WHICH IT HAS TWO KING CARDS.
ALL CARDS ARE
TURNED DOWN AND TWO CARDS ARE OPENED
a) WHAT IS THE POSSOBILITY TO GET AT LEAST ONE KING.
b) WHAT IS THE POSSIBILITY TO GET TWO KINGS.
4) A PERSON WENT TO A SHOP AND ASKED FOR CHANGE FOR
1.15PAISE.
BUT HE SAID THAT HE COULD NOT ONLY GIVE CHANGE FOR ONE
RUPEE.
BUT ALSO FOR 50P,25P,10P AND 5P. WHAT WERE THE COINS HE HAD
ans) 1-->50 4--->10P 1--->25P
5) THERE ARE 3 NURSES AND THEY WORK ALTOGETHER ONLY ONCE
IN A WEEK.
NO NURSE IS CALLED TO WORK FOR 3 CONSECUTIVE DAYS.
NURSE 1 IS OFF ON TUESEDAY,THURSDAY AND SUNDAY.
NURSE 2 IS OFF ON SATURDAY.
NURSE 3 IS OFF ON THURSDAY,SUNDAY.
NO TWO NURSES ARE OFF MORE THAN ONCE A WEEK.
FIND THE DAY ON WHICH ALL THE 3 NURSES WERE ON WORK.
6) THERE ARE 5 PERSONS A,B,C,D,E AND EACH IS WEARING A
BLOCK OR WHITE
CAP ON HIS HEAD. A PERSON CAN SEE THE CAPS OF THE REMAINING
4 BUT CAN'T
SEE HIS OWN CAP. A PERSON WEARING WHITE SAYS TRUE AND WHO
WEARS BLOCK
SAYS FALSE.
i) A SAYS I SEE 3 WHITES AND 1 BLOCK
ii) B SAYS I SEE 4 BLOCKS
iii) E SAYS I SEE 4 WHITES
iiii) C SAYS I SEE 3 BLOCKS AND 1 WHITE.
NOW FIND THE CAPS WEARED BY A,B,C,D AND E
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7) THERE ARE TWO WOMEN, KAVITHA AND SHAMILI AND TWO MALES
SHYAM, ARAVIND
WHO ARE MUSICIANS. OUT OF THESE FOUR ONE IS A PIANIST, ONE
FLUTIST,
VIOLINIST AND DRUMMER.
i) ACROSS ARAVIND BEATS PIANIST
ii) ACROSS SHYAM IS NOT A FLUTIST
iii) KAVITHA'S LEFT IS A PIANIST
iiii) SHAMILI'S LEFT IS NOT A DRUMMER
V) FLUTIST AND DRUMMER ARE MARRIED.
8) 1/3 ED OF THE CONTENTS OF A CONTAINER EVAPORATED ON THE
1 ST DAY.
3/4 TH OF THE REMAINING CONTENTS OF THE CONTAINER
EVAPORATED THE
SECOND DAY. WHAT PART OF THE CONTENTS OF THE CONTAINER
ARE LEFT AT
THE END OF THE SECOND DAY.
9) A MAN COVERED 28 STEPS IN 30 SECONDS BUT HE DECIDED TO
MOVE FAST AND
COVERED 34 STEPS IN 18 SECONDS. HOW MANY STEPS ARE THERE ON
THE
ESCALATOR WHEN STATIONARY.
10) ALL FAIR SKINNED, RICH, HANDSOME, MUSCULAR, LEAN AND
EMPLOYED ARE
TALL MEN
1) ALL LEAN MEN ARE MUSCULAR.
2) NO FAIRSKINNED PERSON WHO IS NOT RICH IS HANDSOME.
3) SOME MUSCULAR MEN ARE HANDSOME.
4) ALL HANDSOME ARE FAIRSKINNED.
5) NO PERSON WHO IS NEITHER FAIR SKINNED NOR MUSCULAR IS
ENPLYED.
6) we unable to recall this condition and question also
incomplete.
------------------------------------------------------------
------------
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INFOSYS PLACEMENT PAPERS ----- Placement Paper 10 |
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> Here are the infosys questions which appeared here.,
They had
> five sets of que. papers A,B,C,D,E. This is set A.
Others
> are also of similar type with few modifications.
>.
>
>
> INFOSYS
>
>
>
> > There are 5 q papers with them. this is only one of
those.
> > All otheres were more or less of the same model but
different
> > qs. This is just to give U an idea.
> >
> > The questions are not in order.
> >
> > 1)A,B,C,D,E related.4 of them made these statements
each.
> > i)C is my son in law's brother.
> > ii)B is my father's brother.
> > iii)E is my mother in law.
> > iv)A is my brother's wife.
> > who made these statements?(person mentioned is one of
A,B,C,D,E)(10 mar ks).
> > 2)e means belong.
> > All members of E e D.
> > All members of D e A.
> > Not all members of D e E.
> > Not all members of A e D.
> > All members of C e both A and B.some questions are
asked about relatio n.use venn diagram.(5 marks).
> >
> > 3)complete the table.
> >
> > Played won lost draw goals goals
> > for against
> > A 2 2 1
> > B 2 1 2 4
> > C 2 3 7
> >
> > A,B,C are 3 hockey teams.(2 marks).
> >
> > 4) A says Party was held on :Thursday ,May 8th.
> > B says Party was held on :Tuesday,May 10th.
> > C says party was held on :Friday ,June 8th.
> > Given April 1 st was Tuesday.one of A,B,C says 1
correct.one says 1
> > wrong.and one was completely wrong of date,Month and
day. Find the
> > Day the party held. (5marks).
> >
> > 5) A ship is away from the shore by 180 miles.A plane
is travelling at
> > 10 times speed of the ship.How long from the shore
will they meet?
> > (2marks)
> >
> > 6) Every station in N railroad issue everyother
station's ticket.
> > some stations are added.Now they have to issue 46
more tickets.
> > say the No.of stations after and before added.(5
marks).
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> >
> > 7) 3 persons say these statements.
> > A says either Democratic or liberal wins the
elections.
> > B says Democratic wins.C says neither democratic nor
liberal wins
> > the election.of these only one is wrong.who wins the
election?
> > (5 marks).
> >
> > 8) A clock showing 6 o'clock takes 30 secs to strike 6
times.How long
> > will it take to strike 12 at midnight?Ans.66 secs.
(2marks)
> >
> > 9) Only boys aged > 16 wear coats.
> > Boys aged > 15 go to watch football.some more
statements are given.
> > What can be said about those who are watching
football ? (age and
> > costume)
> > (5 marks).
> >
> > 10) There are 3 societies A,B,C having some tractors
each.
> > A Gives B and C as many tractors as they already
have.
> > After some days B gives A and C as many tractors as
they have.
> > After some days C gives A and B as many tractors as
they have.
> > Finally each has 24 tractors.what is the original
No.of
> > tractors each had in the beginning?
> > Ans.A -39.
> > B- 21.
> > C- 12.(7 marks).
> > 11) 4,5 statements.From that find the answer.(7 marks).
> >
> >
> > Reference books
> > 1.) Puzzles and teasers by summer's
> > 2.) Shakuntala Devi. (puzzles).
> >
>
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INFOSYS PLACEMENT PAPERS ----- Placement Paper 9 |
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INFOSYS TIME 1hr.
PAPER CODE Q/A. marks 50.
------------------------------------------------------------
--
1)At 6'o clock clock ticks 6 times. The time between first
and
last ticks was 30sec. How much time it takes at 12'o
clock.
Ans. 66 sec. 2 marks.
2)Three friends divided some bullets equally. After all of
them
shot 4 bullets the total no.of remaining bullets is equal
to that of
one has after division. Find the original number divided.
Ans. x x x
x-4 x-4 x-4
3x-12 = x
x= 6
ans is 18 2 marks
3)A ship went on a voyage after 180 miles a plane statrted
with 10 times
speed that of the ship. Find the distance when they meet
from
starting point.
Ans. 180 + (x/10) = x
x = 20
ans is 180+20=200miles. 2 marks
4) Fill the empty slots.
Three FOOTBALL teams are there. Given below the list of
maches.
played won lost draw Goals for
Goals against
A 2 2 *0 *0
*7 1
B 2 *0 *1 1
2 4
C 2 *0 *1 *1
3 7
the slots with stars are answers. 4 marks
BC drew with 2-2
A won on B by 2-0
a won on C by 5-1
( YOU HAVE TO FILL THE BLANKS AT APPROPRIATE STAR SYMBOLS.)
`
5) There are 3 societies a,b,c. a lent tractors to b and c
as many
as they had. After some time b gave as many tractors to a
and c
as many as they have. After sometime c did the same thing.
At the end of this transaction each one of them had 24.
Find the tractors each orginally had.
Ans a had 39, b had 21, c had 12, 4 marks
6) There N stations on a railroad. After adding x stations
46 additional
tickets have to be printed. Find N and X.
Ans. let N(N-1) = t;
(N+x)(N+x-1) = t+46;
trail and error method x=2 and N=11 4 marks
7)Given that April 1 is tuesday. a,b,c are 3 persons told
that their
farewell party was on
a - may 8, thursday
b - may 10,tuesday
c - june 8, friday
Out of a,b,c one is only correct one of the regarding
month,day,date.
Other told two correct and the third person told all
wrong.What is
correct date,month,day. 5 marks
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(ans may be MAY 10 SUNDAY. check once again)
8)There are 4 parties. df,gs,dl(depositloss),ew ran for a
contest.
Anup,Sujit,John made the following statements regarding
results.
Anup said either df or ew will definitely win
sujit said he is confident that df will not win
John said he is confident that neither ew nor dl will win
the result has come. only one of the above three has made
a correct
statement. Who has made the correct statement and who has
won
the contest. 5 marks.
(ans DL )
9)Five people a,b,c,d,e are related to each other. Four of
them make
one true statement each as follows.
i) b is my father's brother. (ans. d said this)
ii)e is my mother-in-law. ( b )
iii)c is my son-in-law's brother. ( e )
iv)a is my brother's wife. ( c )
who said each statement.
10 marks.
10) All members of d are also members of a
All '' e '' d
all '' c '' both a and b
not all '' a are members of d
not all '' d '' e
Some questions on these conditions.(5questions 5 marks)
11)
boys are allowed to watch football at c.v.Raman
auditorium subjected to
conditions.
i)the boy over age 16 can wear overcoat
ii)no boy over age 15 can wear cap
iii)to watch the football either he has to wear overcoat
or cap
or both
iv) a boy with an umberella or above 16 or both cannot
wear sweater.
v) boys must either not watch football or wear sweater.
What is the appearence of the boy who is watching
football.
Try to solve this question................
ok!!!!!
infosys paper
paper code q/c.
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------------------------------------------------------------
------------
1) be * be = acb
a,b,c,e are non zero numbers find b,e.
ans) b=1 e=9
2) a,b,c,d,e are having numerical values. there are some
conditions
given
a) a=c <===> b!=e
b) difference between a and c as same as difference
between c and b
as same as difference between a and d
c) c<a and c>d
then find a,b,c,d,e
3) there are six cards in which it has two king cards.
all cards are
turned down and two cards are opened
a) what is the possobility to get at least one king.
b) what is the possibility to get two kings.
4) a person went to a shop and asked for change for
1.15paise.
but he said that he could not only give change for one
rupee.
but also for 50p,25p,10p and 5p. what were the coins he
had
ans) 1-->50 4--->10p 1--->25p
5) there are 3 nurses and they work altogether only once
in a week.
no nurse is called to work for 3 consecutive days.
nurse 1 is off on tueseday,thursday and sunday.
nurse 2 is off on saturday.
nurse 3 is off on thursday,sunday.
no two nurses are off more than once a week.
find the day on which all the 3 nurses were on work.
6) there are 5 persons a,b,c,d,e and each is wearing a
block or white
cap on his head. a person can see the caps of the remaining
4 but can't
see his own cap. a person wearing white says true and who
wears block
says false.
i) a says i see 3 whites and 1 block
ii) b says i see 4 blocks
iii) e says i see 4 whites
iiii) c says i see 3 blocks and 1 white.
now find the caps weared by a,b,c,d and e
7) there are two women, kavitha and shamili and two males
shyam, aravind
who are musicians. out of these four one is a pianist, one
flutist,
violinist and drummer.
i) across aravind beats pianist
ii) across shyam is not a flutist
iii) kavitha's left is a pianist
iiii) shamili's left is not a drummer
v) flutist and drummer are married.
8) 1/3 ed of the contents of a container evaporated on the
1 st day.
3/4 th of the remaining contents of the container
evaporated the
second day. what part of the contents of the container
are left at
the end of the second day.
9) a man covered 28 steps in 30 seconds but he decided to
move fast and
covered 34 steps in 18 seconds. how many steps are there on
the
escalator when stationary.
10) all fair skinned, rich, handsome, muscular, lean and
employed are
tall men
1) all lean men are muscular.
2) no fairskinned person who is not rich is handsome.
3) some muscular men are handsome.
4) all handsome are fairskinned.
5) no person who is neither fair skinned nor muscular is
enplyed.
6) we unable to recall this condition and question also
incomplete.
------------------------------------------------------------
------------
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MARKS: 50
I. ROHITH CAN CATCH EITHER THE HARBOUR LINE TRAIN
OR MAIN LINE
TRAIN
FROM HIS NEAREST RAILWAY STATION KANDALA TO
REACH HIS OFFICE.
BOTH
THE TRAINS HAVE A FREQUENCY OF 10 min. IN THE
MORNING OFFICE
HOURS.
THE HARBOUR LINE TRAINS ARRIVE EVARY 10min.
STARTING FROM
5:00a.m.
AND THE MAIN LINE TRAINS ARRIVE AT EVERY 10min.
STARTING FROM
5:02a.m
II. IN A CERTAIN DEPARTMENT STORE THE POSITION
OF
BUYER,CASHIER,CLERK
, FLOORWALKAR, & MANAGER ARE HELD, THOUGH NOT
NECESSARILY
RESPECTIVELY ,BY M$
THE CASHIER & THE MANAGER WERE ROOMMATES IN COLLEGE.
THE BUYER IS BACHELOR,
EVANS & MISS AMES HAVE ONLY BUSINESS CONTACTS WITH
EACH OTHER
MRS CONROY WAS GREATLY DOSAPPOINTED WHEN HER
HUSBAND TOLD HER
THAT THE
MANAGER HAD REFUGE TO GIVE HIM A RAISE.
DAVIS IS GOING TO BE THE BEST MAN WHEN THE CLErk &
THE CASHIER
ARE MAR
RIED .
WHAT POSITION DOES EACH PERSON HELD.?
III.
TANVEER AND KUNAL WENT DOWN A DESCENDING ESCALATOR .
THE ESCALATOR
WAS
GOING DOWN AT A CONTANT SPEED . KUNAL WALKED DOWN THE
STEPS AND
HAD TO
COVER 50 STEPS TO REACH THE BOTTOM.TANVEER ON THE
OTHER HAND , RAN
DOWN
THE STEPS OF THE ESCALATOR AND HENCE HAD TO TAKE 75
STEPS TO REACH
THE
BOTTOM . ACTUALLY , TANVEER TOOK 3 STEPS IN THE SAME
TIME IT TOOK
KUNAL
TO TAKE 1 STEP . HOW MANY STEPS WOULD BE visible when
the ecalator
is
stopped and not operating.?
Iv. In A four team foot-ball tournament , all the teams
played each
other
in three rounds of matches are shown in the table -
A . some of
the
results of the tournament are shown in the table
_B . Using the
clues
given below, please fill -in the blank columns in
the result
table-B
(goals for & goals for against ? ).
Note : two points for win , one point for draw & zero
points for
defeat
are awarded .
CLUES :
1. EAST ZONE WON THE TOURNAMENT DESPITE SCORING ONE
LESS GOAL THAN
THE
RUNNERS -UP.
2. NORTH ZONE SCORED AN ODD NUMBER OF GOALS IN THEIR
FIRST ROUND
GAME
3. SOUTH ZONE , WHO FAILED TO SCORE IN THEIR FINAL
MATCH , WERE
BEATEN
BY A TWO -GOAL MARGIN IN THE FIRST ROUND.
4. EAST ZONE LOST THEIR MATCH AGINST WEST ZONE.
5. ALL FOUR TEAMS SCORED GOALS IN THE SECOND ROUND
MATCHES
6. WEST ZONE SCORED THE SAME NUMBER OF GOALS AGAINST
EAST ZONE AS
NORTH
ZONE SCORED AGINST THEM.
7. EAST ZONE SCORED FOUR GOALS IN ROUND TWO MATCH.
Table - A ( MATCHES PLAYED )
~~~~~~~~~~~~~~~~~~~~
Round 1 North zone vs south zone
west zone vs east zone.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
round 2 south zone vs west zone
east zone vs north zone
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Round 3 south zone vs east zone
west zone vs north zone
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Table - B ( RESULTS )
~~~~~~~~~~~~~~~~~~~~~~~~~
Played won draw lost golas
for goals
points
against
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~
$
East Zone 3 - - -
? 3
4
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~
North zone 3 - - -
? ?
4
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~
West zone 3 - - -
4 3
3
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~
South Zone 3 - - -
2 5
1
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~
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V.
At six o'clock the wall clock struck 6 times .
Checking with my
watch
, I noticed that the time between the first & last
strokes was 30
seconds
. How long will the clock take to stike 12 at mid
night (Ans 66
seconds)
VI. PLESE ANSWER THE Q'S WITH REFERENCE TO THE FACTS
GIVEN BELOW ( 8
MARKS )
1 . THE MEMBERS OF A CERTAIN TRIBE ARE DIVIDED INTO
THREE CASTES
-ABHOR
, DRAVID , & MAGAR CASTES
2. AN ABHOR WOMEN CANNOT MARRY A DRAVID MAN
3. A MAGAR MAN CANNOT MARRY A DRAVID WOMEN.
4. A SON TAKES THE CASTE OF HIS FATHER , A DAUGHTER
TAKES THE
CASTE OF
HER MOTHER .
5. ALL MARRIAGES EXCEPT THOSE MENTIOND ABOVE ARE
PERMITTED
6 . THERE ARE NO CHILDREN BORN OUT OF WED LOCK.
Q'S
1) AN ABHOR WOMAN MARRIES AND HAS THREE CHILDREN ,
ALL OF WHOM ARE
MEMBER$
I) IF SHE WERE TO BE MARRIED to a magar
MAN , THEY HAVE
NO MALE$
II) IF SHE WERE TO BE MARRIED TO ABHOR
MAN ,THEY MAY HAVE
MALE CHI$
III) IF HER FOURTH CHILD IS MALE , HE MAY BE
A DRAVID,.
A) I ONLY
B) III ONLY
C) I & II ONLY
D) II & III ONLY
E) I , II & III
2) IT CAN BE INFERRED FROM THE CONDITION DESCRIBED THAT
A MAGAR MAN
I) CANNOT HAVE A DRAVID GRAND MOTHER
II) CANNOT HAVE A DRAVID MOTHER
III ) MAY HAVE A ABHOR MOTHER
A) I ONLY
B) II ONLY
C) I & II ONLY
D) II & III ONLY
E) I , II & III
3) WHEN TWO DRAVIDS ARE MARRIED , IT IS IMPOSSIBLE FOR
THEM TO HAVE
I) ANY FEMALE ABHOR DESCENDENTS
II ) AN ABHOR GREAT_ GRAND DAUGHTER \
III) AN ABHOR GRAND DAUGHTER
A)I ONLY
B) III ONLY
C) I & II ONLY
D) II & III ONLY
E) I , II & III
4) AN ABHOR WOMAN
A)CAN HAVE A DRAVID GRANDSON
B) CANNOT HAVE A MAGAR SON
C) CANNOT HAVE A MAGAR GRAND SON
D) CAN HAVE A MAGAR DAUGHTER -IN - LAW
E) CANNOT HAVE A DRAVID GRAND DAUGHTER
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VII. ( 2 MARKS )
IN CERTAIN COMMUNITY THERE ARE THOUSAND
MARRIED COUPLES .
TWO
THIRDS OF THE HUSBANDS WHO ARE TALLER THAN THEIR
WIVES ARE ALSO
HEAVIER
AND THREE QUARTERS OF THE HUSBANDS WHO ARE HEAVIER
THAN THEIR WIVES
ARE
ALSO TALLER . IF THERE ARE 120 WIVES WHO ARE TALLER
AND HEAVIER
THAN THEIR
HUSBANDS, HOW MANY HUSBANDS ARE TALLER AND HEAVIER
THAN THEIR WIVES
?
VIII. BOTH THE GUPTHAS AND SINHAS HAVE TWO YOUNG SONS
WHOSE AGES ARE
ANDER ELEVEN. THE NAMES OF THE BOYS, WHOSE AGES
ROUNDEDOFF TO
THE
NEAREST YEAR ARE ALL DIFFERENT, ARE RAJESH,
PRAVEEN,LALITH AND
PRATHAP.
TAKING THE AGES OF THE AGES OF THE BOYS ONLY TO THE
NEAREST
YEAR, THE
FOLLOWING STATEMENTS ARE TRUE.
RAJESH IS THREE YEARS YOUNGER THAN HIS
BROTHER IS.
PRAVEEN IS THE OLDEST.
PRATHAP IS 5YRS OLDER THAN THE YOUNGER
SINHAS BOY.
LALITH IS HALF AS OLD AS ONE OF THE GUPTHA
BOYS.
THE TOTAL AGES OF THE BOYS IN EACH FAMILY
DIFFER BY THE
SAME
AMOUNT TODAY AS THEY DID FIVE YEARS
AGO. --- 7 MARKS.
IX. A LONG DIVISION SUM ---- 7 MARKS
xx)xxxxxxxxx(xxxxxxx
xx
---
xxx
xx
----
xxx
xx
---
xx
xx
--
xxx
xxx
-----
in the complete solution there are four 5's.
Find the missing digits.
X. FOLLOWING SERVICES ARE OPERATED BY ASIAN AIRLINES
BETWEEN THE TWO
ARE LOCATED IN DIFFERENT COUNTRIES WITH
DIFFERENT TIME ZONES.
AS IS
IS NORMALLY DONE, THE TIME SHOWN IS THE LOCAL
TIME- VIZ IST
& TST.
REGULAR FLIGHT
SUPERSONICFLIG
ARRIVE ALEXANDRIA 17:10 TST
15:40 TST
DEPART " " 20:50 TST
22:50 TST
ARRIVE RAMPUR 23:40
IST ? IST
THE ARRIVAL TIME OF SUPERSONIC FLIGHT INTO
RAMPUR FROM
ALEXANDR$
ARRIVAL TIME OF THE SUPER SONIC FLIGHT
ASSUMING EACH
SERVICE-
REGULAR AND SUPERSONIC MAINTAINS ITS OWN
CONSTANT SPEED
OF FLIG$
DON'T ANSWER FOR ALL THE PUZZULES. 8 ARE
THE SAFE ONE.
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1) There are two balls touching each other
circumferencically.
The radius of the big ball is 4 times the diameter of the
small
ball.The outer small ball rotates in anticlockwise direction
circumferencically over the bigger one at the rate of 16
rev/sec.
The bigger wheel also rotates anticlockwise at Nrev/sec.
what is
'N' for the horizontal line from the centre of small wheel
always
is horizontal.
2) 1 2 3 4
+ 3 4 5 5
----------
4 6 8 9
- 2 3 4 5
----------
2 3 4 4
+ 1 2 5 4
------------
3 6 9 8
Q) Strike off any digit from each number in seven rows
(need not
be at same place) and combine the same operations with 3
digit numbers
to get the same addition. After this strike off another
digit from all
and add all the No.s to get the same 2 digit No. perform
the same
process again with 1 digit No.s. Give the ' no.s in 7 rows
at
each stage.
3) there is a safe with a 5 digit No. The 4th digit is 4
greater than
second digit, while 3rd digit is 3 less than 2nd digit. The
1st digit
is thrice the last digit. There are 3 pairs whose sum is
11. Find
the number. Ans) 65292.
4) there are 2 guards Bal and Pal walking on the side of a
wall of a
wearhouse(12m X 11m) in opposite directions. They meet at a
point and
Bal says to Pal " See you again in the other side". After a
few moments
of walking Bal decides to go back for a smoke but he
changes his
direction again to his previous one after 10 minutes of
walking in
the other(opposite) direction remembering that Pal will be
waiting
for to meet.If Bal and Pal walk 8 and 11 feet respectively,
how
much distance they would have travelled before meeting
again.
5) xxx)xxxxx(xxx
3xx
-------
xxx
x3x
------
xxx
3xx
------
Q) Find the 5 digit No.
Hint: 5 is used atleast once in the calculation.
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6) Afly is there 1 feet below the ceiling right across a
wall length
is 30m at equal distance from both the ends. There is a
spider 1 feet
above floor right across the long wall eqidistant from both
the ends.
If the width of the room is 12m and 12m, what distance is
to be
travelled by the spider to catch the fly? if it takes the
shortest
path.
7) Ramesh sit around a round table with some other men. He
has one
rupee more than his right person and this person in turn
has 1 rupee
more than the person to his right and so on, Ramesh decided
to give
1 rupee to his right & he in turn 2 rupees to his right and
3 rupees
to his right & so on. This process went on till a person has
'no money' to give to his right. At this time he has 4
times the
money to his right person. How many men are there along
with Ramesh
and what is the money with poorest fellow.
8)Question related to probabilities of removing the red
ball from a
basket,given that two balls are removed from the basket and
the other
ball is red. The basket contains blue,red,yellow balls.
9)Venkat has 1boy&2daughters.The product of these children
age is 72.
The sum of their ages give the door numberof Venkat.Boy is
elder of
three.Can you tell the ages of all the three.
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ANALYTICAL
----------
1)L:says all of my other 4 friends have money
M:says that P said that exact one has money
N:says that L said that precisely two have money
O:says that M said that 3 of others have money.
P:Land N said that they have money.
all are liers.Who has money&who doesn't have?
2)A hotel has two,the east wing and the west wing.some east
wing rooms
but not all have an ocean view(OV).All WW have a harbour
view(HV).The
charge for all rooms is identical, except as follows
* Extra charge for all HV rooms on or above the 3rd floor
* Extra charge for all OV rooms except those without balcony
* Extra charge for some HV rooms on the first two
floor&some EW rooms
without OV but having kitchen facilities. (GRE modrl Test 3-
question
1J-22)
3)Post man has a data of name surname door no.pet name of 4
families.
But only one is correct for each family.There are a set of
statements
&questions.
4)4 couples have a party.Depending on the set of
statements,find who
insulted whom and who is the host of the party.
5)5 women given some of their heights(tall,medium,short)Hair
( long,
plainted),stards(Black or Brown), sari,2 medium,2-
short.Tall->no
sari.Plainted->medium.Answer the combinations.
1) A person has to go both Northwards&Southwards in search
of a job.
He decides to go by the first train he encounters.There are
trains for
every 15 min both southwards and northwards.First train
towards south
is at 6:00 A.M. and that towards North is at 6:10 .If the
person arrives
at any random time,what is the probability that he gets
into a train
towards North.
2) A person has his own coach&whenever he goes to railway
station he
takes his coach.One day he was supposed to reach the
railway station
at 5 O'clock.But he finished his work early and reached at
3 O'clock.
Then he rung up his residence and asked to send the coach
immediately.
He came to know that the coach has left just now to tje
railway station.
He thought that the coach has left just now to the railway
station.He
thought that he should not waste his time and started
moving towards
his residence at the speed of 3mi/hr.On the way,he gets the
coach and
reaches home at 6 o'clock.How far is his residence from
railway
station.
3)Radha,Geeta&Revathi went for a picnic.After a few days
they forgot the
date,day and month on which they went to picnic.Radha said
that it was
onThursday,May 8 and Geeta said that it was Thursday May
10.Revathi
said Friday Jun 8.Now one of them told all things
wrongly,others one
thing wrong and the last two things wrongly.If April 1st is
tuesday
what is the right day,date and month?
------------------------------------------------------------
-------------
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There are 15 c q's all are discriptive.
int a=2;
f1(a++);
}
f1(int c)
{
printf("%d", c);
}
1)fallacy
f()
{
int a;
void c;f2(&c,&a);
2)a=0;
b=(a=0)?2:3;
a) What will be the value of b? why
b) If in 1st stmt a=0 is replaced by -1, b=?
c) If in second stmt a=0 is replaced by -1, b=?
3)char *a[2]
int const *p;
int *const p;
struct new { int a;int b; *var[5] (struct new)
4)f()
{
int a=2;
f1(a++);
}
f1(int c)
{
printf("%d", c);
}
c=?
5)f1()
{
f(3);}
f(int t)
{
switch(t);
{
case 2: c=3;
case 3: c=4;
case 4: c=5;
case 5: c=6;
default: c=0;}
value of c?
6)Fallacy
int *f1()
{
int a=5;
return &a;
}
f()
int *b=f1()
int c=*b;
}
7)a)Function returning an int pointer
b)Function ptr returning an int ptr
c)Function ptr returning an array of integers
d)array of function ptr returning an array of integers
(See Scham series book)
8)fallacy
int a;
short b;
b=a;
9)Define function ?Explain about arguments?
10)C passes By value or By reference?
11)Post processed code for
abc=1;
b=abc1; (1 or 2 blank lines are given)
strcpy(s,"abc");
z=abc;
12)difference between my-strcpy and strcpy ?check
13)f()
{
int *b;
*b=2;
}
14)Function which gives a pointer to a binary trees const
an integer value
at each code, return function of all the nodes in binary
tree.(Study)Check
15)Calling refernce draw the diagram of function stack
illustrating the
variables in the -----then were pushed on the stack at the
point when
function f2 has been introduced
type def struct
{ double x,double y} point;
main( int argc, char *arg[3])
{double a;
int b,c;
f1(a,b);}
f1(double x, int y)
{
point p;
stack int n;
f2(p,x,y)}
f2(point p, double angle)
{ int i,j,k,int max)
}
____________________________________________________________
_
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1)Least no. when divide by [7 gives remainder 6,6gives 5,5
gives 4 and
soon ans;419
2)What compilation do (ans source code to obj)
3)Artficial language is provided which of the language
(Lisp) check
4)241 change its equivalent octal ?
5)for cube and sphere 3 views are similarly draw one such
figure?
6)Write a program to exchange two variaables without temp
7)Fortran cannot have value by reference
8)4,6,8,__
9)success is to failure, joy is to
10)MEANING OF JOLLY?
11)opposite to essential?
12)"Raw" means
13)To be good "Wrestler " one should have?
14)"Command" opposite?
15)genuine opposite?
16)Two proverbs are goven
17)Sum of two consecutive nos is 55, larger one is?
18)A person goes 4/5 of his usual speed reaches 10min
lateto his
destinaton, time taken?
19)80% pass in english, 70%pass in maths , 10%fail in
both , 144 pass in
both . How many all appeared to the test?
20)To get a parabola if you cut a section of?
21)Bird is flying 120km/hr b/w B to R. two trians at B to R
at 60 kmph
The distance trvelled by the bird before it is
killed.Ans.120
22)meaning of inert
If any are there rao will send you. Prepare well
for the interview. Mostly on graphics , geometry .Prepare
questions like
(for interview)Prove some of the angles in a triangle are
180.Angle in a
half circle is 90.How will you measure hight of building
when you are at
the top of the building and if you have stone with you.
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INFOSYS PLACEMENT PAPERS ----- Placement Paper 7 |
Rank |
Answer Posted By | |
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© ALL Interview .com | | Answer | > The Questions are follows
>
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> 1. Number of null pointers in any binary tree = n+1
>
> 2. max(t1,t2,...tn) = pipelining
>
> 3. 50% -DBETXXXXXX - density
>
> 4. print (Head(T))
> Traverse(left(T))
> print (Head(T))
> Traverse(right(T)) - ans: none of the above
>
> 5. Boolean expn Evalvate
>
> 6. Common subexpn : - ans : a + e
>
> 7. LRU : 1, 2, 3.
>
> 8. Tr. Delay - 10000 bits ans. 10.01
>
> 9. Grammar of Number of shift / reduce operator : ans. 4
>
> 10. CPU scheduling 9,8 ?
>
> 11. if even x/2
> else p(p(3x+1))
>
> 2^k + 1: 3 . 2^(k-1) clarify this with sans
>
> 12. allocation ans: (ii) only
>
> 13. swapping : ans: reference only
>
> 14. Compiler - related Qn.
>
> 15. LAN frames - ? related Qn.
>
> 16. parameter passing (35,20)
>
> 17. sliding window protocol
> - BUFFER SIZE large
>
> 18. kernel mode - deallocate resource
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>
> 19. logic circuit
> ans . Minimum OR = 3
>
> 20. Combinatorics related
>
> 21. priority scheduling
>
> 22. cobegin
> begin x = y; x= x+1; y= x
> begin x =y; z= z+1; y= z
> coend
>
> ans. Number of values possi = 2
>
> 23. 2 bits flip / 2 bits exchange
>
> ans : the word with one '1'
>
> 24. any addr
> K^+ v(a) + 2I - 2a
>
> clarify with SANS.
>
************************************************************
*********/
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INFOSYS PLACEMENT PAPERS ----- Placement Paper 6 |
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Procedure | Infosys Aptitude Questions | Infosys
TechniInfosysl Questions | Infosys Interview Questions
-----------------------------
INFOSYS TECHNOLOGIES LIMITED.
-----------------------------
Question Paper
--------------
Part 1.
------
(1) 9 cards are there. u have to arrange them in a
3*3 matrix.
cards are of 4 colors.they are red,yellow,blue,green.
conditions for arrangement: one red card must be in
first row
or second row.2 green cards should be in 3rd
column.Yellow
cards must be in the 3 corners only. Two blue cards
must be in
the 2nd row. Atleast one green card in each row.
Solution:
Yello Red Gren
Blu Blu Gren
Yello Gren Yello
2. 4 cards are placed on a table, each card has two
colors. U
don't know the color of the back side of eachcard.4
persons A
B C and D are sitting on the table before the cards.
They can
see Red, Green Red and blue .Out of the 4 poeple 2
always lie.
They see the color on the reverse side and give the
following
comment
A: Yello/green
B: Neither Blue/nor Green
c: Blue/Yello
D: Blue/ Yello
find out the color on the other side of the 4 cards.
3.Red and brown tribes [FROM BARRONS GRE] Conditions
to
get married with each other.
4. Venn diagram regarding Rich, muscular, soft-
skinned,
employed, etc.,( Refer BARRONS GRE GUIDE)
-----------------------------------------------------------
-------------
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PART 2.
-------
1. SAKUNTALA DEVI'S PUZZLE BOOK : PUZZLES TO
PUZZLE YOU.
problem no: 3. ( Brothers and Sisters)
A family I know has several children. Each boy
in this
family has as many sisters as brothers but each
girl has
twice as many brothers as sisters. How many
brothers
and sisters are there?
ans: 4 boys and 3 girls.
2. No. of animals is 11 more than the no. of
birds. If the
no. of birds were the no. of animals and no. of
animals
were the no. of birds( ie., interchanging no.s
of animals
and birds.), the total no. of legs get reduced
by one fifth
(1/5). How many no. of birds and animals were
there?
ans: birds:11,animals:22
3. In a soap company a soap is manufactured with
11 parts.
For making one soap you will get 1 part as
scrap. At the
end of the day u have 251 such scraps. From
that how many
soaps can be manufactured? ans: 22 + 2+ 1 = 25.
4. 2 * * |
3 * * | No. 7 does not occur
in this
---------------- |
5 * * | multiplication.
* 4 * |
* * 3 | Find the product.
---------------- |
* * * * * |
---------------- |
------------------------------------------------
--
ans 2 8 1
3 2 2
-----
5 6 2
5 6 2 0
8 4 3 0 0
---------
9 0 4 8 2
---------
5. There is a 5digit no. 3 pairs of sum is
eleven each.
Last digit is 3 times the first one.
3 rd digit is 3 less than the second.
4 th digit is 4 more than the second one.
Find the digit.
ans : 25296.
6. There are five thieves, each loot a bakery
one after the
other such that the first one takes 1/2 of the
total no.
of the breads plus 1/2 of a bread. Similarly
2nd, 3rd,4th
and 5fth also did the same. After the fifth
one no. of
breads remained are 3. Initially how many
breads were there?
ans : 31.
7.ESCALATOR PROBLEM OF SAKUNTALA DEVI 'PUZZLES
TO PUZZLE'book.
Problem No: Problem 27( Down the escalator)
ans : the no of steps in the stair way : 46.
8.Harbour line and Main line Problem of
Sakuntala Devi Puzzle
book. Ans : 4/5.
( More Puzzles book)
9.There are some chicken in a poultry. They are
fed with corn
One sack of corn will come for 9 days.The
farmer decides to
sell some chicken and wanted to hold 12
chicken with him.
He cuts the feed by 10% and sack of corn comes
for 30 days.
So initially how many chicken are there?
10.Two people X & Y walk on the wall of a godown
in opposite
direction. They meet at a point on one side
and then go
ahead. X after walking for some time, walks in
opposite
direction for 15 mtrs.Then again he turns back
and walks
in the original direction. What distance did Y
walk before
they met again, if X walks 11 mtrs by the time
Y walks
8 mtrs.
11.Problem from SAKUNTALA DEVI 'PUZZLES TO
PUZZLE U'.
Problem no: 23( Walking back to happiness.)
The walking time : 55 mins.
With this The paper has been completed. For the
lack time
I have'nt typed those probs, which are in
Sakuntala Devi
Puzzle books. I wish all of you the best.
Send me the mail immediately after the written
test will
be over. thank you
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TEST-1
1. Mr.Mathurs jewels have been stolen from his bank locker .
The bank has lockers of 12 people which are arranged in
an array of 3 rows and 4 columns like:
1 2 3 4
5 6 7 8
9 10 11 12
The locker belonging to JONES was to the right of BLACK'S
locker and directly above MILLAR'S.
BOOTH'S locker was directly above MILLAR'S.
SMITH'S locker was also above GRAY's (though not directly).
GREEN'S locker was directly below SMITH'S.
WILSON'S locker was between that of DAVIS and BOOTH.
MILLAR'S locker was on the bottom row directly to the right
of HERD'S.
WHITE'S locker was on the bottom right hand corner in the
same column as BOOTH'S.
Which box belonged to Mr.Mathurs?
Ans: Box number 9 belongs to Mr.Mathurs.
2. Fifty minutes ago if it was four times as many minutes
past three o'clock,how many minutes is it to six o'clock?
Ans: Twenty six minutes.
3. If a clock takes 7seconds to strike 7, how long will the
same clock take to strike 10?
Ans: The clock strikes for the first time at the start and
takes 7 seconds for 6 intervals-thus for one interval time
taken=7/6.
Therefore, for 10 seconds there are 9 intervals and
time taken is 9*7/6=10 and 1/2 seconds.
4. Three criminals were arrested for shop lifting.
However, when interrogated only one told the truth in
both his statements, while the other two each told one
true
statement and one lie.
The statements were:
ALBERT :(a)Chander passed the merchandise. (b)Bruce
created the diversion.
BRUCE :(a)Albert passed the merchandise. (b)I
created the diversion.
CLIVE :(a)I took the goods out of the shop. (b)Bruce
passed them over.
Ans: Albert passed the goods.Bruce created the
diversion..Clive took the goods out of the shop.
5. Everyday in his business a merchant had to weigh amounts
from 1 kg to 121 kgs, to the nearest kg.
What are the minimum number of weight required and how
heavy should they be?
Ans: .The minimum number is 5 and they should weigh
1,3,9,27 and 81 kgs.
6. A hotel has 10 storeys.Which floor is above the floor
below the floor, below the floor above the floor, below the
floor above the fifth.
Ans: The sixth floor.
7. Seven members sat around a table for three days for a
conference.
The member's names were Abhishek, Amol, Ankur,
Anurag,Bhuwan ,Vasu and Vikram.
The meetings were chaired by Vikram.
On the first evening members sat around the table
alphabetically.
On the following two nights, Vikram arranged the
seatings so that he could have Abhishek as near to him as
possible and abesent minded Vasu as far away as he could.
On no evening did any person have sitting next to him a
person who had previously been his neighbour. How did
Vikram manage to seat everybody to the best advantage on
the second and third evenings?
Ans:
Second evening:Vikram,Ankur,Abhishek,Amol,Vasu,Anurag and
Bhuwan.
Third
evening :Vikram,Anurag,Abhishek,Vasu,Bhuwan,Ankur,Amol.
8. Two trains start from stations A and B spaced 50 kms
apart at the same time and speed.
As the trains start, a bird flies from one train
towards the other and on reaching the second train, it
flies back to the first train.This is repeated till the
trains collide.
If the speed of the trains is 25 km/h and that of the
bird is 100km/h.
How much did the bird travel till the collision.
Ans: 100 kms.
9. Four prisoners escape from a prison.
The prisoners, Mr East, Mr West, Mr South, Mr North
head towards different directions after escaping.
The following information of their escape was supplied:
The escape routes were The North Road, South Road, East
Road and West Road.
None of the prisoners took the road which was their
namesake.
Mr.East did not take the South Road
Mr.West did not the South Road.
The West Road was not taken by Mr.East
What road did each of the prisoners take to make their
escape?
Ans: Mr.East took the North Road
Mr.West took the East Road
Mr.North took the South Road
Mr.South took the West Road.
10. Complete the series:
5, 20, 24, 6, 2, 8, ?
Ans: 12 (as 5*4=20, 20+4=24, 24/4=6, 6-4=2, 2*4=8, 8+4=12).
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TEST-2
1. At 6'o a clock ticks 6 times.
The time between first and last ticks is 30 seconds.
How long does it tick at 12'o clock.
Ans: 66 sec. (2 marks)
2. Three friends divided some bullets equally.
After all of them shot 4 bullets the total number of
bullets remaining is equal to the bullets each had after
division.
Find the original number divided.
Ans: 18 (2 marks)
Initially . x x x
Now x-4 x-4 x-4
Equation is 3x-12 = x
3. A ship went on a voyage.
After it had travelled 180 miles a plane statrted with
10 times the speed of the ship.
Find the distance when they meet from starting point.
Ans: 200miles. (2 marks)
Distance travelled by plane = 1/10 distance
travelled by ship + 180
4. Complete the Table given below:
Three football teams are there. Given below is the
group table. Fill in the x's
Played Won Lost Draw Goals For Goals Against
A 2 2 x x x 1
B 2 x x 1 2 4
C 2 x x x 3 7
Ans: The filled table is given
below (4 marks)
Played Won Lost Draw Goals For Goals Against
A 2 2 0 0 7 1
B 2 0 1 1 2 4
C 2 0 1 1 3 7
5. There are 3 societies A, B, C.
A lent cars to B and C as many as they had already.
After some time B gave as many tractors to A and C
as many as they have. After sometime c did the same thing.
At the end of this transaction each one of them had 24.
Find the cars each orginally had.
Ans: A had 39 cars, B had 21 cars & C had 12
cars (4 marks)
6. There N stations on a railroad. After adding X stations
on the rail route 46 additional tickets have to be printed.
Find N and X.
Ans. x=2 and N=11
Let initially, N(N-1) = t
After adding, (N+X)(N+X-1) = t+46
By trail and error
method (4 marks)
7. Given that April 1 is tuesday.
A, B, C are 3 persons told that their farewell party
was on
A - May 8, thursday
B - May 10,tuesday
C - June 5, friday
Out of A, B, C only one made a completetly true statement
concerning date,day and month
The other told two one told the day right and the other
the date right..
What is correct date, month, day.
Ans: B - (May 10) SUNDAY
C - June 6
(Friday). (5 marks)
8. The Bulls, Pacers, Lakers and Jazz ran for a contest.
Anup, Sujit, John made the following statements
regarding results.
Anup said either Bulls or Jazz will definitely win
Sujit said he is confident that Bulls will not win
John said he is confident that neither Jazz nor Lakers will
win
When the result cameit was found that only one of the above
three had made a correct statement.
Who has made the correct statement and who has won the
contest.
Ans: Sujith; Lakers (5marks )
9. Five people A ,B ,C ,D ,E are related to each other.
Four of them make one true statement each as follows.
(i) B is my father's brother.
(ii) E is my mother-in-law.
(iii)C is my son-in-law's brother
(iv)A is my brother's wife.
Ans: (i) D
(ii) B
(iii) E
(iv) C (10 marks)
10. Some statements are given below:
L says all of my other four friends have money
M says that P said that exactly one among them has money
N says that L said that precisely two among them have money
O says that M said that three of the others have money
P, L and N said that they have money
All the above statement are false..
Who has money & who doesn't have any money?
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TEST-3
SECTION A
1) A man collects cigarette stubs and makes one full
cigarette with every 8 stubs.
If he gets 64 stubs how many full cigarettes can he
smoke.
Ans: 8+1=9
2) A soldier looses his way in a thick jungle. At random he
walks from his camp but mathematically in an interesting
fashion. First he walks one mile East then half mile to
North. Then 1/4 mile to West, then 1/8 mile to South and so
on making a loop.
Finally how far he is from his camp and in which direction.
Ans: Distance travelled in north and south directions
1/2 - 1/8 + 1/32 - 1/128 + 1/512 - and so on
= 1/2/((1-(-1/4))
Similarly in east and west directions
1- 1/4 + 1/16 - 1/64 + 1/256 - and so on
= 1/(( 1- ( - 1/4))
Add both the answers
3) How can 1000000000 be written as a product of two
factors neither of them containing zeros
Ans: 2 power 9 x 5 power 9
4) Conversation between two mathematcians:
First : I have three childern. The product of their ages is
36.
If you sum their ages, it is exactly same as my
neighbour's door number on my left.
The second mathematician verfies the door number and says
that it is not sufficient.
Then the first says " Ok one more clue is that my youngest
is really the youngest". Immmediately the second
mathematician answers .
Can you answer the question asked by the first
mathematician?
What are the childeren ages?
Ans 1,6 and 6
5) Light glows for every 13 seconds . How many times did it
glow between 1:57:58 and 3:20:47 am.
Ans : 383 + 1 = 384
6) 500 men are arranged in an array of 10 rows and 50
columns according to their heights.
Tallest among each row of all are asked to fall out.
And the shortest among them is A.
Similarly after resuming that to their original
podsitions that the shortest among each column are asked to
fall out.
And the tallest among them is B .
Now who is taller among A and B ?
Ans A
7) A person with some money spends1/3 for cloths, 1/5 of
the remaining for food and 1/4 of the remaining for travel.
He is left with Rs 100/- .
How much did he have with him in the begining ?
Ans: Rs 250/-
8) There are six boxes containing 5 , 7 , 14 , 16 , 18 ,
29 balls of either red or blue in colour.
Some boxes contain only red balls and others contain
only blue.
One sales man sold one box out of them and then he
says
" I have the same number of red balls left out as that
of blue ".
Which box is the one he solds out ?
Ans: Total no of balls = 89 and (89-29 /2) = 60/2 = 30
and also 14 + 16 = 5 + 7 + 18 = 30
9) A chain is broken into three pieces of equal lenths
containing 3 links each.
It is taken to a backsmith to join into a single
continuous one .
How many links are to to be opened to make it ?
Ans : 2.
10) Grass in lawn grows equally thick and in a uniform
rate.
It takes 24 days for 70 cows and 60 days for 30 cows
to eat the whole of the grass.
How many cows are needed to eat the grass in 96
days.?
Ans : 20
g - grass at the beginning
r - rate at which grass grows, per day
y - rate at which one cow eats grass, per day
n - no of cows to eat the grass in 96 days
g + 24*r = 70 * 24 * y
g + 60*r = 30 * 60 * y
g + 96*r = n * 96 * y
Solving, n = 20.
Section B
1. Replace each letter by a digit.
Each letter must be represented by the same digit and
no beginning letter of a word can be 0.
O N E
O N E
O N E
O N E
-------
T E N
Ans: 0 =1, N = 8 ,E = 2, T = 7
2. Ann, Boobie, Cathy and Dave are at their monthly
business meeting.
Their occupations are author, biologist, chemist and
doctor, but not necessarily in that order.
Dave just told the biologist that Cathy was on her way
with doughnuts.
Ann is sitting across from the doctor and next to the
chemist.
The doctor was thinking that Boobie was a goofy name
for parent's to choose,but didn't say anything.
What is each person's occupation?
Ans: Since Dave spoke to the biologist and Ann sat next to
the chemist and across the doctor, Cathy must be the author
and Ann the biologist. The doctor didn't speak, but David
did, so Bobbie is the doctor and Dave the chemist.
3. Sometime after 10:00 PM a murder took place.
A witness claimed that the clock must have stopped at
the time of the shooting.
It was later found that the postion of both the hands
were the same but their positions had interchanged.
Tell the time of the shooting (both actual and claimed).
Ans: Time of shooting = 11:54 PM
Claimed Time = 10:59 PM
4. Next number in the series is
1 , 2 , 4 , 13 , 31 , 112 , ?
Ans: 224.
No number has digits more than 4. All of them are
1 , 2, 4, 8 , 16 , 32 , 64 converted to numbers in base 5
5. Shahrukh speaks truth only in the morning and lies in
the afternoon, whereas Salman speaks truth only in the
afternoon. A says that B is Shahrukh. Is it morning or
afternoon and who is A - Shahrukh or Salman.
Ans: Afternoon ; A is Salman.
6. Two trains starting at same time, one from Bangalore to
Mysore and other in opposite direction arrive at their
destination 1 hr and 4 hours respectively after passing
each other. How nuch faster is one train from other?
Ans: Twice
7. There are 6 volumes of books on a rack kept in order (
ie vol.1, vol. 2 and so on ).
Give the position after the following changes were
noticed.
All books have been changed
Vol.5 was directly to the right of Vol.2
Vol.4 has Vol.6 to its left and both weren't at Vol.3's
place
Vol.1 has Vol.3 on right and Vol.5 on left
An even numbered volume is at Vol.5's place
Find the order in which the books are kept now.
Ans: 2 , 5 , 1 , 3 , 6 , 4
8. I bought a car with a peculiar 5 digit numbered licence
plate which on reversing could still be read.
On reversing value is increased by 78633.Whats the
original number if all digits were different?
Ans: Only 0 1 6 8 and 9 can be readupside down.So on
rearranging these digits we get the answer as 10968
9. The shape in the sketch below is that of a square
attached to half of a similar square.Divide it into four
equal pieces
Ans: Hint : the figure can be divided into 12 equal
triangles
10. Supposing a clock takes 7 seconds to strike 7. How
mlong will it take to strike 10?
Ans: 10 1/2 seconds.
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TEST-4
Section A
1. Father's age is three years more than three times the
son's age.
After three years, father's age will be ten years more
than twice the son's age.
What is the father's present age.
Ans: 33 years. (2 marks)
2. Find the values of each of the alphabets.
N O O N
S O O N
+ M O O N
----------
J U N E
Ans: 9326 (2 marks)
3. There are 20 poles with a constant distance between
each pole
A car takes 24 second to reach the 12th pole.
How much will it take to reach the last pole.
Ans: 41.45 seconds (2 marks)
Let the distance between two poles = x
Hence 11x:24::19x:?
4. A car is travelling at a uniform speed.
The driver sees a milestone showing a 2-digit number.
After travelling for an hour the driver sees another
milestone with the same digits in reverse order. After
another hour the driver sees another milestone containing
the same two digits.
What is the average speed of the driver?
Ans: 45 kmph (4 marks)
5. The minute and the hour hand of a watch meet every 65
minutes.
How much does the watch lose or gain time and by how
much?
Ans: Gains; 5/11 minutes (4 marks)
6. Ram, Shyam and Gumnaam are friends.
Ram is a widower and lives alone and his sister takes
care of him.
Shyam is a bachelor and his neice cooks his food and
looks after his house.
Gumnaam is married to Gita and lives in large house in
the same town.
Gita gives the idea that all of them could stay
together in the house and share monthly expenses
equally.During their first month of living together, each
person contributed Rs.25.
At the end of the month, it was found that Rs 92 was
the expense so the remaining amount was distributed equally
among everyone. The distribution was such that everyone
recieved a whole number of Rupees. How much did each
person recieve?
Ans. Rs 2 (4 marks)
(Hint: Ram's sister, Shyam's neice and Gumnaam's
wife are the same person)
7. Four persons A, B, C and D are playing cards.
Each person has one card, laid down on the table below
him, which has two different colours on either side.
The colours visible on the table are Red, Green, Red
and Blue.
They see the color on the reverse side and give the
following comment.
A: Yellow or Green
B: Neither Blue nor Green
C: Blue or Yellow
D: Blue or Yellow
Given that out of the 4 people 2 always lie find out the
colours on the cards each person.
Section B
1. From a vessel, 1/3rd of the liquid evaporates on the
first day.
On the second day 3/4th of the remaining liquid
evaporates.
What fraction of the volume is present at the end of
the second day.
Ans: 50%
2. An orange glass has orange juice and white glass has
apple juice both of equal volumes.
50ml of the orange juice is taken and poured into the
apple juice.
50ml from the white glass is poured into the orange
glass.
Of the two quantities, the amount of apple juice in the
orange glass and the amount of orange juice in the white
glass, which one is greater and by how much?
Ans: The two quantities are equal
3. There is a 4 inch cube painted on all sides.
This is cut down into of 1 inch cubes.
What is the no of cubes which have no pointed sides.
Ans: 8
4. Sam and Mala have a conversation.
Sam says I am certainly not over 40
Mala says I am 38 and you are atleast 5 years older than me
Now Sam says you are atleast 39
All the statements by the two are false.
How old are they really?
Ans: Mala = 38 yrs
Sam = 41 yrs.
5. Ram Singh goes to his office in the city, every day from
his suburban house.
His driver Gangaram drops him at the railway station in
the morning and picks him up in the evening.
Every evening Ram Singh reaches the station at 5 O'
Clock.
Gangaram also reaches at the same time.
One day Ram Singh started early from his office and
came to the station at 4 O' Clock.
Not wanting to wait for the car he starts walking home.
Mangaram starts at normal time, picks him up on the way
and takes him back house, half an hour early.
How much time did Ram Singh walk?
6. In a railway station, there are two trains going.
One in the harbour line and one in the main line, each
having a frequency of 10 minutes.
The main line service starts at 5 o'clock and the
harbour line starts at 5.02A.M.
A man goes to the station every day to catch the first
train that comes.
What is the probability of the man catching the first
train?
Ans: 0.8
7. A family X went for a vacation.
Unfortunately it rained for 13 days when they were
there.
But whenever it rained in the mornings, they had clear
afternoons and vice versa.
In all they enjoyed 11 mornings and 12 afternoons.
How many days did they stay there totally?
Ans: 18
8. A survey was taken among 100 people to find their
preference of watching T.V. programmes.
There are 3 channels. Given the no of people who watch
at least channel 1
at least channel 2
at least channel 3
no channels at all
atleast channels 1and 3
atleast channels 1 and 2
atleast channels 2 and 3
Find the no of people who watched all three.
9. Albert and Fernandes have two leg swimming race.
Both start from opposite ends of the pool. On the
first leg, the boys pass each other at 18 m from the deep
end of the pool. During the second leg they pass at 10 m
from the shallow end of the pool. Both go at constant speed
but one of them is faster. Each boy rests for 4 seconds at
the end of the first leg. What is the length of the pool?
10. Each alphabet stands for one digit in the following
multiplication.
T H I S
x I S
---------
X F X X
X X U X
------------
X X N X X
------------
What is the maximum value T can take?
TEST 5
Section A
1.An escalator is descending at constant speed.
A walks down and takes 50 steps to reach the bottom.
B runs down and takes 90 steps in the same time as A
takes 10 steps.
How many steps are visible when the escalator is not
operating?
Ans: 150 steps
2. Every day a cyclist meets a train at a particular
crossing.
The road is straight before the crossing and both are
travelling in the same direction.
The cyclist travels with a speed of 10 Kmph.
One day the cyclist comes late by 25 min. and meets the
train 5km before the crossing.
What is the speed of the train?
Ans: 60 kmph
3. There are five persons with surnames Mukherjee, Misra,
Iyer, Patil and Sharma.
There are 4 persons having first or middle name of
Kumar, 3 persons with Mohan, 2 persons with Dev and 1 Anil.
Either Mukherjee and Patil have a first or middle name
of Dev or Misra and Iyer have their first or middle name of
Dev.
Of Mukherkjee and Misra, either both of them have a
first or middle name of Mohan or neither have a first or
middle name of Mohan.
Either Iyer or Sharma has a first or middle name of
Kumar but not both.
Who has the first or middle name of Anil?
Ans: Kumar Misra Dev
Mohan Iyer Dev
Kumar Patil Mohan
Mohan Sharma Kumar
4. Boys are allowed to watch football at C.V.Raman
auditorium subjected to conditions.
The boy over age 16 can wear overcoat
No boy over age 15 can wear cap
To watch the football either he has to wear overcoat or cap
or both
A boy with an umberella or above 16 or both cannot wear
sweater.
Boys must either not watch football or wear sweater.
What is the appearence of the boy who is watching
football.
5. A bird keeper has got P pigeons, M mynas and S sparrows.
The keeper goes for lunch leaving his assistant to
watch the birds.
Suppose p=10, m=5, s=8 when the bird keeper comes back, the
assistant informs the x birds have escaped. The bird keeper
exclaims: "Oh no! All my sparrows are gone."
How many birds flew away?
When the bird keeper comes back, the assistant told him
that x birds have escaped. The keeper realised that atleast
2 sparrows have escaped.
What is minimum no of birds that can escape?
6. Answer the following questions based on the conditions
from the choices A, B, C, D, E as described below:
(A) if a definete conclusion can be drawn from condition 1
(B) if a definete conclusion can be drawn from condition 2
(C) if a definete conclusion can be drawn from condition 1
and 2
(D) if a definete conclusion can be drawn from condition 1
or 2
(E) no conclusion can be drawn using both conditions
person 1 says N<5
person says N>5
person 3 says 3N>20
person 4 says 3N>10
person 5 says N<8
What is the value of N?
a) 1. No of persons who speak false being less than no of
persons who tells the truth.
2. Person 2 is telling the truth.
b) 1. no of persong telling the truth is greater than no of
persons telling lies
2. person 5 is telling the truth.
7. There are N coins on a table and there are two players A
& B.
You can take 1 or 2 coins at a time.
The person who takes the last coin is the loser.
A always starts first.
If N=7
(a) A can always win by taking two coins in his first
chanse
(b) B can win only if A takes two coins in his first
chance.
(c) B can always win by proper play
(d) none of the above
2. A can win by proper play if N is equal to
(a) 13 (b) 37 (c) 22 (d) 34 (e) 48
Ans: (e.)
3. B can win by proper play if N is equal to
(a) 25 (b)26 (c) 32 (d) 41 (e) none
4. if N<4, can A win by proper play always?
(a) Yes (b) No
8. Two twins have vertain peculiar charcteristics.
One of them always lies on Monday, Wednesday, Friday.
The other always lies on Tuesdays, Thursdays and
Saturdays.
On the other days they tell the truth. You are given a
conversation.
Person A-- today is Sunday my name is Anil
Person B -- today is Tuesday, my name is Bill
What day is today?
Ans: Today is Tuesday.
9. There is a safe with a 5 digit number as the key.
The 4th digit is 4 greater than second digit, while 3rd
digit is 3 less than 2nd digit.
The 1st digit is thrice the last digit.
There are 3 pairs whose sum is 11.
Find the number.
Ans: 65292
10. A hotel has two wings,the east wing and the west wing.
Some east wing rooms but not all have an ocean view.
All west wing rooms have a harbour view.
The charge for all rooms is identical, except as
follows :
Extra charge for all harbour view rooms on or above the 3rd
floor
Extra charge for all ocean view rooms except those without
balcony
Extra charge for some harbour rooms on the first two floor
& some east wing rooms without ocean view but
having kitchen facilities.
Which of the following cannot be determined on the basis of
the nformation given:
I. Whether there are any rooms without a balcony for
which an extra charge is imposed.
II. Whether any room without a kitchen or a view involves
an extra charge.
III. Whether two extra charges are impsed for any room.
(A) I only
(B) II only
(C) III only
(D) II and III only
(E) I, II and III
(This question is from 1999 Barrons GRE Guide model Test 3 -
section 6, question 22)
Ans: (A)
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TEST 6
Section A
1. Three friends divided some bullets equally. After all of
them shot 4 bullets the total number of bullets remaining
is equal to the bullets each had after division. Find the
original number divided.
Ans: 18 ( Initially . x
x x
Now x-4
x-4 x-4 ) Equation is 3x-12 = x
2. A ship went on a voyage. After it had traveled 180 miles
a plane started with 10 times the speed of the ship.
Find the distance when they meet from starting point.
Ans: 200miles. ( Distance traveled by
plane = 1/10 distance traveled by ship + 180 )
3. Replace each letter by a digit. Each letter must be
represented by the same digit and no beginning letter of a
word can be 0.
O N E
O N E
O N E
O N E
T E N
Ans: O =1, N = 8 ,E = 2, T = 7
4. In a railway station, there are two trains going. One in
the harbor line and one in the main line, each having a
frequency of 10 minutes. The main line service starts at 5
o'clock and the harbor line starts at 5.02A.M. A man goes
to the station every day to catch the first train that
comes. What is the probability of the man catching the
first train?
Ans: 0.8
5. Next number in the series is: 1 , 2 , 4 , 13 , 31 ,
112 , ?
Ans: 224. (No number has digits more than
4. All of them are 1 , 2, 4, 8 , 16 , 32 , 64 converted to
base 5 )
6. Father's age is three years more than three times the
son's age. After three years, father's age will be ten
years more than twice the son's age. What is the father's
present age?
Ans: 33 years.
7. Light glows for every 13 seconds . How many times did it
glow between 1:57:58 and 3:20:47 am.
Ans : 383 + 1 = 384
8. From a vessel, 1/3rd of the liquid evaporates on the
first day. On the second day 3/4th of the remaining liquid
evaporates. What fraction of the volume is present at the
end of the second day.
Ans: 50%
9. Supposing a clock takes 7 seconds to strike 7. How long
will it take to strike 10?
Ans: 10 1/2 seconds.
10. There are 20 poles with a constant distance between
each pole. A car takes 24 second to reach the 12th pole.
How much will it take to reach the last pole.
Ans: 41.45 seconds (Let the distance
between two poles = x, Hence 11x:24::19x:? )
11. How can 1000000000 be written as a product of two
factors neither of them containing zeros
Ans: 2 power 9 x 5 power 9
12. Two trains starting at same time, one from Bangalore to
Mysore and other in opposite direction arrive at their
destination 1 hr and 4 hours respectively after passing
each other. How much faster is one train from other?
Ans: Twice
13. Every day a cyclist meets a train at a particular
crossing. The road is straight before the crossing and both
are traveling in the same direction. The cyclist travels
with a speed of 10kmph. One day the cyclist comes late by
25 min. and meets the train 5km before the crossing. What
is the speed of the train?
Ans: 60kmph
14. A man collects cigarette stubs and makes one full
cigarette with every 8 stubs. If he gets 64 stubs how many
full cigarettes can he smoke.
Ans: 8+1=9
15. The minute and the hour hand of a watch meet every 65
minutes. How much does the watch lose or gain time and by
how much?
Ans: Gains; 5/11 minutes
16. A survey was taken among 100 people to find their
preference of watching T. V. programs. There are 3
channels. Given the no of people who watch
at least channel 1
at least channel 2
at least channel 3
no channels at all
at least channels 1and 3
at least channels 1 and 2
at least channels 2 and 3
Find the no of people who watched all three.
Ans.
17. Two trains start from stations A and B spaced 50kms
apart at the same time and speed. As the trains start, a
bird flies from one train towards the other and on reaching
the second train, it flies back to the first train. This is
repeated till the trains collide. If the speed of the
trains is 25 km/h and that of the bird is 100km/h. How much
did the bird travel till the collision.
Ans: 100kms.
18. Four persons A, B, C and D are playing cards. Each
person has one card, laid down on the table below him,
which has two different colors on either side. The colors
visible on the table are Red, Green, Red and Blue. They see
the color on the reverse side and give the following
comment.
A: Yellow or
Green B: Neither Blue nor Green
C: Blue or
Yellow D: Blue or Yellow
Given that out of the 4 people 2 always lie find out
the colors on the cards each person.
Ans.
19. Sometime after 10:00 PM a murder took place. A witness
claimed that the clock must have stopped at the time of the
shooting. It was later found that the position of both the
hands were the same but their positions had interchanged.
Tell the time of the shooting (both actual and claimed).
Ans: Time of shooting = 11:54 PM
Claimed Time = 10:59
PM
20. Some statements are given below:
L says all of my other four friends have money
M says that P said that exactly one among them has money
N says that L said that precisely two among them have money
O says that M said that three of the others have money
P, L and N said that they have money
All the above statement are false. Who has money & who
doesn't have any money?
Ans.
21. The Bulls, Pacers, Lakers and Jazz ran for a contest.
Anup, Sujit, John made the following statements regarding
results.
Anup said either Bulls or Jazz will definitely win
Sujit said he is confident that Bulls will not win
John said he is confident that neither Jazz nor Lakers will
win
When the result came, it was found that only one of the
above three had made a correct statement. Who has made the
correct statement and who has won the contest.
Ans: Sujith; Lakers
22. There are five persons with surnames Mukherjee, Misra,
Iyer, Patil and Sharma. There are 4 persons having first or
middle name of Kumar, 3 persons with Mohan, 2 persons with
Dev and 1 Anil. Either Mukherjee and Patil have a first or
middle name of Dev or Misra and Iyer have their first or
middle name of Dev. Of Mukherkjee and Misra, either both of
them have a first or middle name of Mohan or neither have a
first or middle name of Mohan. Either Iyer or Sharma has a
first or middle name of Kumar but not both. Who has the
first or middle name of Anil?
Ans: Kumar Misra Dev, Mohan Iyer Dev, Kumar
Patil Mohan, Mohan Sharma
Kumar
23. Ann, Boobie, Cathy and Dave are at their monthly
business meeting. Their occupations are author, biologist,
chemist and doctor, but not necessarily in that order. Dave
just told the biologist that Cathy was on her way with
doughnuts. Ann is sitting across from the doctor and next
to the chemist. The doctor was thinking that Boobie was a
goofy name for parent's to choose, but didn't say anything.
What is each person's occupation?
Ans: Since Dave spoke to the biologist and Ann
sat next to the chemist and across the doctor, Cathy must
be the author and Ann the biologist. The doctor didn't
speak, but David did, so Bobbie is the doctor and Dave the
chemist.
24. There are 6 volumes of books on a rack kept in order (
i.e. vol.1, vol. 2 and so on ). Give the position after the
following changes were noticed.
All books have been changed
Vol.5 was directly to the right of Vol.2
Vol.4 has Vol.6 to its left and both weren't at Vol.3's
place
Vol.1 has Vol.3 on right and Vol.5 on left
An even numbered volume is at Vol.5's place
Find the order in which the books are kept now.
Ans: 2 , 5 , 1 , 3 , 6 , 4
25. A soldier looses his way in a thick jungle. At random
he walks from his camp but mathematically in an interesting
fashion. First he walks one mile East then half mile to
North. Then 1/4 mile to West, then 1/8 mile to South and so
on making a loop. Finally how far he is from his camp and
in which direction.
Ans: Distance traveled in north and south
directions:
1/2 - 1/8 + 1/32 - 1/128 +
1/512 - ............. = 1/2/((1-(-1/4))
Similarly in east and west
directions:
1- 1/4 + 1/16 - 1/64 + 1/256 -
................... = 1/(( 1- ( - 1/4)) Add both the
answers
26. Conversation between two mathematicians:
First : I have three children. The product of
their ages is 36. If you sum their ages, it is exactly same
as my neighbor's door number on my left.
The second mathematician verifies the door number and
says that it is not sufficient. Then the first says " Ok
one more clue is that my youngest is really the youngest".
Immediately the second mathematician answers. Can you
answer the question asked by the first mathematician? What
are the children ages?
Ans 1,6 and 6
27. 500 men are arranged in an array of 10 rows and 50
columns according to their heights. Tallest among each row
of all are asked to fall out. And the shortest among them
is A. Similarly after resuming that to their original
positions that the shortest among each column are asked to
fall out. And the tallest among them is B. Now who is
taller among A and B ?
Ans. A
28. There are six boxes containing 5 , 7 , 14 , 16 , 18 ,
29 balls of either red or blue in color. Some boxes contain
only red balls and others contain only blue. One sales man
sold one box out of them and then he says, " I have the
same number of red balls left out as that of blue ". Which
box is the one he sold out ?
Ans: Total no of balls = 89 and (89-29 /2)
= 60/2 = 30 and also 14 + 16 = 5 + 7 + 18 = 30
29. Ram Singh goes to his office in the city, every day
from his suburban house. His driver Gangaram drops him at
the railway station in the morning and picks him up in the
evening. Every evening Ram Singh reaches the station at 5
O' Clock. Gangaram also reaches at the same time. One day
Ram Singh started early from his office and came to the
station at 4 O' Clock. Not wanting to wait for the car he
starts walking home. Mangaram starts at normal time, picks
him up on the way and takes him back house, half an hour
early. How much time did Ram Singh walk?
Ans.
30. A family X went for a vacation. Unfortunately it rained
for 13 days when they were there. But whenever it rained in
the mornings, they had clear afternoons and vice versa. In
all they enjoyed 11 mornings and 12 afternoons. How many
days did they stay there totally?
Ans: 18
31. There are N coins on a table and there are two players
A & B. You can take 1 or 2 coins at a time. The person who
takes the last coin is the loser. A always starts first.
If N=7
(a) A can always win by taking two coins in his first
chance
(b) B can win only if A takes two coins in his first
chance.
(c) B can always win by proper play
(d) none of the above
Ans.
2. A can win by proper play if N is equal to
(a) 13 (b) 37 (c) 22 (d) 34 (e) 48
Ans: (e.)
3. B can win by proper play if N is equal to
(a) 25 (b)26 (c) 32 (d) 41 (e) none
Ans.
4. if N<4, can A win by proper play always?
(a) Yes (b) No
Ans.
32. Mr. Mathurs jewels have been stolen from his bank
locker. The bank has lockers of 12 people which are
arranged in an array of 3 rows and 4 columns like:
1 2 3 4
5 6 7 8
9 10 11 12
The locker belonging to JONES was to the right of BLACK'S
locker and directly above MILLAR'S.
BOOTH'S locker was directly above MILLAR'S.
SMITH'S locker was also above GRAY's (though not directly).
GREEN'S locker was directly below SMITH'S.
WILSON'S locker was between that of DAVIS and BOOTH.
MILLAR'S locker was on the bottom row directly to the right
of HERD'S.
WHITE'S locker was on the bottom right hand corner in the
same column as BOOTH'S.
Which box belonged to Mr. Mathurs?
Ans: Box number 9 belongs to Mr. Mathurs.
33. Five people A ,B ,C ,D ,E are related to each other.
Four of them make one true statement each as follows.
(i) B is my father's brother.
(ii) E is my mother-in-law.
(iii) C is my son-in-law's brother
(iv) A is my brother's wife.
Ans: (i) D (ii) B (iii)
E (iv) C
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Section A
1) A man collects cigarette stubs and makes one full
cigarette with every 8 stubs.
If he gets 64 stubs how many full cigarettes can he
smoke.
2) A soldier looses his way in a thick jungle. At random he
walks from his camp but mathematically in an interesting
fashion. First he walks one mile East then half mile to
North. Then 1/4 mile to West, then 1/8 mile to South and so
on making a loop.
Finally how far he is from his camp and in which direction.
3) How can 1000000000 be written as a product of two
factors neither of them containing zeros
4) Conversation between two mathematcians:
First : I have three childern. The product of their ages is
36.
If you sum their ages, it is exactly same as my
neighbour's door number on my left.
The second mathematician verfies the door number and says
that it is not sufficient.
Then the first says " Ok one more clue is that my youngest
is really the youngest". Immmediately the second
mathematician answers .
Can you answer the question asked by the first
mathematician?
What are the childeren ages?
5) Light glows for every 13 seconds . How many times did it
glow between 1:57:58 and 3:20:47 am.
6) 500 men are arranged in an array of 10 rows and 50
columns according to their heights.
Tallest among each row of all are asked to fall out.
And the shortest among them is A.
Similarly after resuming that to their original
podsitions that the shortest among each column are asked to
fall out.
And the tallest among them is B .
Now who is taller among A and B ?
7) A person with some money spends1/3 for cloths, 1/5 of
the remaining for food and 1/4 of the remaining for travel.
He is left with Rs 100/- .
How much did he have with him in the begining ?
8) There are six boxes containing 5 , 7 , 14 , 16 , 18 ,
29 balls of either red or blue in colour. Some boxes
contain only red balls and others contain only blue.
One sales man sold one box out of them and then he
says
" I have the same number of red balls left out as that
of blue ".
Which box is the one he solds out ?
9) A chain is broken into three pieces of equal lenths
containing 3 links each.
It is taken to a backsmith to join into a single
continuous one .
How many links are to to be opened to make it ?
10) Grass in lawn grows equally thick and in a uniform
rate.
It takes 24 days for 70 cows and 60 days for 30 cows
to eat the whole of the grass.
How many cows are needed to eat the grass in 96
days.?
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Answers Section A
Q-1
Ans: 8+1=9
Q-2
Ans: Distance travelled in north and south directions
1/2 - 1/8 + 1/32 - 1/128 + 1/512 - and so on
= 1/2/((1-(-1/4))
Similarly in east and west directions
1- 1/4 + 1/16 - 1/64 + 1/256 - and so on
= 1/(( 1- ( - 1/4))
Add both the answers
Q-3
Ans: 2 power 9 x 5 power 9
Q-4
Ans 1,6 and 6
Q-5
Ans : 383 + 1 = 384
Q-6
Ans A
Q-7
Ans: Rs 250/-
Q-8
Ans: Total no of balls = 89 and (89-29 /2) = 60/2 = 30
and also 14 + 16 = 5 + 7 + 18 = 30
Q-9
Ans : 2.
Q-10
Ans : 20
g - grass at the beginning
r - rate at which grass grows, per day
y - rate at which one cow eats grass, per day
n - no of cows to eat the grass in 96 days
g + 24*r = 70 * 24 * y
g + 60*r = 30 * 60 * y
g + 96*r = n * 96 * y
Solving, n = 20.
Section B
1. Replace each letter by a digit.
Each letter must be represented by the same digit and
no beginning letter of a word can be 0.
O N E
O N E
O N E
O N E
-------
T E N
2. Ann, Boobie, Cathy and Dave are at their monthly
business meeting.
Their occupations are author, biologist, chemist and
doctor, but not necessarily in that order. Dave just told
the biologist that Cathy was on her way with doughnuts.
Ann is sitting across from the doctor and next to the
chemist.
The doctor was thinking that Boobie was a goofy name
for parent's to choose,but didn't say anything.
What is each person's occupation?
3. Sometime after 10:00 PM a murder took place.
A witness claimed that the clock must have stopped at
the time of the shooting.
It was later found that the postion of both the hands
were the same but their positions had interchanged.
Tell the time of the shooting (both actual and claimed).
4. Next number in the series is
1 , 2 , 4 , 13 , 31 , 112 , ?
5. Shahrukh speaks truth only in the morning and lies in
the afternoon, whereas Salman speaks truth only in the
afternoon. A says that B is Shahrukh. Is it morning or
afternoon and who is A - Shahrukh or Salman.
6. Two trains starting at same time, one from Bangalore to
Mysore and other in opposite direction arrive at their
destination 1 hr and 4 hours respectively after passing
each other. How nuch faster is one train from other?
7. There are 6 volumes of books on a rack kept in order (
ie vol.1, vol. 2 and so on ).
Give the position after the following changes were
noticed.
All books have been changed
Vol.5 was directly to the right of Vol.2
Vol.4 has Vol.6 to its left and both weren't at Vol.3's
place
Vol.1 has Vol.3 on right and Vol.5 on left
An even numbered volume is at Vol.5's place
Find the order in which the books are kept now.
8. I bought a car with a peculiar 5 digit numbered licence
plate which on reversing could still be read.
On reversing value is increased by 78633.Whats the
original number if all digits were different?
9. The shape in the sketch below is that of a square
attached to half of a similar square.Divide it into four
equal pieces
10. Supposing a clock takes 7 seconds to strike 7. How
mlong will it take to strike 10?
Section B Answers
Q-1
Ans: 0 =1, N = 8 ,E = 2, T = 7
Q-2
Ans: Since Dave spoke to the biologist and Ann sat next to
the chemist and across the doctor, Cathy must be the
author
and Ann the biologist.
The doctor didn't speak, but David did, so Bobbie
is the doctor and Dave the chemist.
Q-3
Ans: Time of shooting = 11:54 PM
Claimed Time = 10:59 PM
Q-4
Ans: 224.
No number has digits more than 4. All of them are
1 , 2, 4, 8 , 16 , 32 , 64 converted to numbers in base 5
Q-5
Ans: Afternoon ; A is Salman.
Q-6
Ans: Twice
Q-7
Ans: 2 , 5 , 1 , 3 , 6 , 4
Q-8
Ans: Only 0 1 6 8 and 9 can be readupside down.So on
rearranging these digits we get the answer as 10968
Q-9
Ans: Hint : the figure can be divided into 12 equal
triangles
Q-10
Ans: 10 1/2 seconds.
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HCL SOFTWARE PAPER)******************************
NOTE : Please check answers once again.
section 1.
1.which of the following involves context switch,
a) system call b)priviliged instruction
c)floating poitnt exception
d)all the above
e)none of the above
ans: a
2.In OSI, terminal emulation is done in
a)semion b)appl.. c)presenta... d)transport
ans: b
3....... 25MHz processor , what is the time taken by the
instruction which needs 3 clock cycles,
a)120 nano secs b)120 micro secs
c)75 nano secs d)75 micro secs
4. For 1 MBmemory no of address lines required,
a)11 b)16 c)22 d) 24
ans: 16
5. Semafore is used for
a) synchronization b0 dead-lock avoidence
c)box d) none
ans : a
6. class c: public A, public B
a) 2 member in class A,B shouldnot have same name
b) 2 member in class A,C " '' '' ''
c) both
d) none
ans : a
7. question related to java
8. OLE is used in
a)inter connection in unix
b)interconnection in WINDOWS
c)interconnection in WINDOWS NT
9.No given in HEX ---- write it in OCTAL
10.macros and function are related in what aspect?
a)recursion b)varying no of arguments
c)hypochecking d)type declaration
11.preproconia.. does not do one of the following
a)macro ...... b)conditional compliclation
c)in type checking d)including load file
ans: c
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SECTION B
__________
1.enum day = { jan = 1 ,feb=4, april, may}
what is the value of may?
a)4 b)5 c)6 d)11
e)none of the above
2.main
{
int x,j,k;
j=k=6;x=2; ans x=1
x=j*k;
printf("%d", x);
3. fn f(x)
{ if(x<=0)
return; ans fn(5) ....?
else f(x-1)+x;
}
4. i=20,k=0;
for(j=1;j<i;j=1+4*(i/j))
{
k+=j<10?4:3;
}
printf("%d", k); ans k=4
5. int i =10
main()
{
int i =20,n;
for(n=0;n<=i;)
{
int i=10
i++;
}
printf("%d", i); ans i=20
6. int x=5;
y= x&y
( MULTIPLE CHOICE QS)
ans : c
7. Y=10;
if( Y++>9 && Y++!=10 && Y++>10)
printf("........ Y);
else printf("".... )
ans : 13
8. f=(x>y)?x:y
a) f points to max of x and y
b) f points to min of x and y
c)error
d) ........
ans : a
9. if x is even, then
(x%2)=0
x &1 !=1
x! ( some stuff is there)
a)only two are correct
b) three are correct
c), d) ....
ans : all are correct
10. which of the function operator cannot be over loaded
a) <= b)?: c)== d)*
ans: b and d
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SECTION.C (PRG SKILLS)
--------
(1) STRUCT DOUBLELIST
{ DOUBLE CLINKED
INT DET; LIST VOID
STRUCT PREVIOUS; BE GIVEN AND A
PROCEDURE TO DELETE
STRUCT NEW; AN ELEMENT WILL BE
GIVEN
}
DELETE(STRUCT NODE)
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