Latest self Aptitude Question SOLUTION: 18) A vessel contains a mixture of two liquids A & B in the ratio 4:1 . when 10liters of the mixture is replaced with liquid B, the ration becomes 2:3. How many liters of liquid A

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(#M40003125) SELF question Keep an EYE

18) A vessel contains a mixture of two liquids A & B in the ratio 4:1 . when 10liters of the mixture is replaced with liquid B, the ration becomes 2:3. How many liters of liquid A was present in the jar initially?
A) 12 liters
B) 14 liters
C) 16 liters
D) 10 liters

navya (12 years ago)

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CHANDAN KR SINGH  (12 years ago)

ANSWER : 16 litres

SOLUTION :

Let total solution be x.
At first solution contain A = 0.8x & B = 0.2x
10 litre replacement means we remove 8 litre A and 2 litre B with 10 litres of B
So equation is

(0.8x-8)/(0.2x+8) = 2/3
Or, x = 20
so 20 litre solution contain 16 litre A and 4 litre B.

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Himanshu singh  (12 years ago)

eqution is 4x(3x+10)=2x*x
thus solution is 16 ltrs i.e c part

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