Question
200 litres of mixture contains water and milk in the
ratio 3:5 respectively. If 120 litres of the mixture is replaced by same quantity of water, then find the ratio of water and milk in the final mixture.Solution
Remaining quantity of the original mixture = 200 – 120 = 80 litres Quantity of water in the final mixture = 80 x (3/8) + 120 = 150 litres Quantity of milk in the final mixture = 80 x (5/8) = 50 litres Ratio of water and milk in the final mixture = 150 : 50 = 3:1
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