Question
A vessel is full of 80-liter milk 16 liter is taken out
and replaced by water, again 20-liter milk is taken out and replaced by water and again 10liter milk is taken out and replaced by water. the amount of milk left after the 3rd replacement is. type-sscSolution
The amount of milk in replaced mixture. =80(1-16/80) (1-20/80) (1-10/80) =80× (64/80) × (60/80) × (70/80) =80 (4/5) (6/8) (7/8) =160/3 =42%
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