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 English interview questions  English Interview Questions (464)
 General Aptitude interview questions  General Aptitude Interview Questions (1897)
 Puzzles interview questions  Puzzles Interview Questions (460)
Question
three taps a, b, c, together can fill an empty cistern in 
10 minutes. the tap a alone can fill it in 30 minutesand 
the tap b alone 40 minutes. how long will the tap c alone 
take to fill it
 Question Submitted By :: General-Aptitude
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
answer is 24

let the volume of bucket be v
let the speed of water flowing through a be v1,b be v2 ,c be v3
(v1+v2+v3)10=v
30*v1=v
40*v2=v
x*v3=v
{(v/30)+(v/40)+(v/x)} *10=v
by solving we get x=24
 
Is This Answer Correct ?    13 Yes 2 No
Imran
 
Answer
# 2
1/30+1/40+1/x=1/10
x=24
 
Is This Answer Correct ?    3 Yes 0 No
Vishal Kumar
 
 
 
Answer
# 3
24.take l.c.m. for three time is given to fill the tank and
empty the tank(cistron),take ratio of all and subract fill
ratio from empty ratio then divide common lcm factor from
recquired ans we get ans....................
 
Is This Answer Correct ?    3 Yes 2 No
Parthi
 

 
 
 
Other General Aptitude Interview Questions
 
  Question Asked @ Answers
 
You've got someone working for you for seven days and a gold bar to pay them. The gold bar is segmented into seven connected pieces. You must give them a piece of gold at the end of every day. If you are only allowed to make two breaks in the gold bar, how do you pay your worker? Microsoft 30
if length of a rectangle is incr by 20% and width is decr by 20% then area Verifone 5
1. 2 containers labeled A and B are filled with red and blue marbles in given quantities: - Container RED BLUE A 6 4 B 60 40 Each container is shaken vigorously. After choosing 1 of the container, without looking, draw out a marble. From which container you have the max probability of choosing a blue marble?   3
8400 ? 120 x 15 + 150 = ? (a) 1050 (b) 1200 (c) 1100 (d) 1514 (e) None of these   3
i got good 88% and 94% in 10th and 12th respectively.but now in engineering im getting in 70's.so suppose if they ask why have your academic performance went down in that case what should i tell??   4
A number is such that when it is multiplied by 8 , it gives another which is as much above from 270as the original (itself) is below 270. The average of the original number and the resultant number is Mind-Tree 4
A tape manufacturer reduces the price of his heavy duty tape from Rs.30/- to Rs.28/- a reel and the price of a regular tape from Rs.24/- to Rs.23/- a reel. A computing centre normally spends Rs.1440/- a month for tapes and 3/4 of this is for heavy duty tapes. How much will they save a month under the new prices? TCS 6
11.The addition 742586 + 829430 = 1212016 is incorrect. It can be corrected by changing one digit d, wherever it occurs, to another digit e. Find sum of d and e. A. 6 [DCRU] B. 4 C. 10 D. 8 tcs 1
A/B = 3/5 15A = ? CMC 6
if 9+2+5=184561 5+8+6=403062 then 6+9+11=?   6
A train travels a certain distance taking 7 hrs in forward journey, during the return journey increased speed 12km/hr takes the times 5 hrs.What is the distance traveled   3
In a certain code, ?acquisition or construction should be completed within three years? is written as ?three be or within should years construction completed acquisition?. How will ?interest paid on loan will be allowed for deduction? be written in that code ? (1) For will paid allowed loan on deduction be interest (2) For will allowed paid loan deduction on be interest (3) For will paid allowed loan deduction on be interest (4) For will paid allowed loan deduction be on interest (5) None of these Infosys 1
 
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