Other Puzzles Interview Questions 

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A person X have a certain number of mangoes, he gave 1/2 of
total plus one mango to B, now he gave the 1/3 of remaining
plus one mango to C, he gave the 1/4 of remaining plus one
mango to D. Now he have no mango more, find how many mango
was at beginning? 

9 
There are 25 horses and only five tracks in a race.
How do you find the second coming horse of all the 25
horses, provided there is no stop clock? (obviously, a
horse cannot participate more than once in a race). 
JuniperNetworks 
25 
Jim lies a lot. He tells the truth on only one day in a week.
One day he said: "I lie on Mondays and Tuesdays."
The next day he said: "Today is either Sunday, Saturday or
Thursday."
The next day he said: "I lie on Fridays and Wednesdays."
On which day of the week does Jim tell the truth? 
NCR 
5 
suppose you build a tower interlocking cubes that is 99
cubes high. And suppose you have to paint each square on
the tower. How many squares would you have to paint? 

9 
what makes a road as abroad? 

10 
One of the following is my secret word: AIM DUE MOD OAT TIE.
With the list in front of you, if I were to tell you any one
of secret word, then you would be able to tell the number of
my secret word. Which is my secret word?

TCS 
7 
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?


1 
there are 5 ppl's in a circle all must wear hat either
white or black
1st condition: atleast 2 must wear white
2nd condition: atleast 2 must wear black
3rd: they should not talk each with other
Question: How they come to know which colour of hat they
are wearing


5 
Karan bought a little box of midget matches, each one inch
in length. He found that he could arrange them all in the
form of a triangle whose area was just as many square inches
as there were matches.
He then used up six of the matches, and found that with the
remainder he could again construct another triangle whose
area was just as many square inches as there were matches.
And using another six matches he could again do precisely
the same.
How many matches were there in the box originally?
Note that the matchbox can hold maximum of 50 matches. 

1 
Mrs. Watsherface had a garage sale. A custmer named Gina
bought an old lamp and a rug. She paid a total of $5.25 for
everything. The rug cost 25 cents more than the lamp.
How much did each cost? 

2 
A circle of a playground is to be fenced at
circumference.The cost of the fencing is Rs.150 per sqm.
what is the total cost , if the diameter is 70? 
RRB 
23 
Tanya wants to go on a date and prefers her date to be tall,
dark and handsome.
1. Of the preferred traits  tall, dark and handsome  no
two of Adam, Bond, Cruz and Dumbo have the same number.
2. Only Adam or Dumbo is tall and fair.
3. Only Bond or Cruz is short and handsome.
4. Adam and Cruz are either both tall or both short.
5. Bond and Dumbo are either both dark or both fair.
Who is Tanya's date? 

2 

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