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 English interview questions  English Interview Questions (469)
 General Aptitude interview questions  General Aptitude Interview Questions (1894)
 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
 

 
 
 
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