Latest L&T Aptitude Question SOLUTION: An empty bucket was filled with A type of water. When the bucket was half-empty, it was filled with B type of water. Again when the bucket was half-empty. It was filled with A type

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(#M40165094) L&T Numerical Ability question pipes Keep an EYE

An empty bucket was filled with A type of water. When the bucket was half-empty, it was filled with B type of water. Again when the bucket was half-empty. It was filled with A type of water. When the bucket was half-empty again, it was filled with B type of water. What is the percentage of B type water at present in the bucket?

Asked In L&T KARTHI G (6 years ago)

Unsolved Read Solution (6)

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Mritunjay  (6 years ago)

values are in %
A B
1 100 0 {initialy only A}=100
2 50 50 {B added A half}=100
3 75 25 {A addes B half}=100
4 37.5 62.5 {B added A half}=100

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soundarya  (6 years ago)

ans: 65%
1=> 100% A
2=> HALF EMPTY 50% A
3=> REMAINING 50% A, FILL 50% B
4=> HALF EMPTY 25% A 25% B
5=> FILL 50% A, REMAINING 25%B 25% A
6=>HALF EMPTY >> A'S PERCENTAGE OF EMPTY SHOULD BE HIGH SINCE A IS 75%, 35% A, 15%B
7=> FILL 50%B , REMAINING 35%A, 15%B
SO PERCENTAGE OF B IS 65%

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Manu Prakash Pandey  (6 years ago)

ans: 62.5

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  (6 years ago)

3(n)=4(n-4)
->n=16
volume of tank= 16*3=48

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GULAFSHAN  (5 years ago)

1 a=50
2 b=25
3 a=12.5
4 b=6.25
%of b =(6.25+25)*100/93.75=33.33

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RANGASWAMY  (4 years ago)

the answer is 37.5%

initialy A=100ltrs


1st operation
a=50ltrs b=50 ltrs

2 nd operation

a=50/2+50=75 b=50/2=25


3rd operation

a=75/2=37.5 b=25/2+50=62.5



therefore a is 37.5%

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