Question
A 200-litre mixture of milk and
water is currently in the ratio 3:5. To reduce the percentage of milk in the mixture to 25%, how much additional water must be added?Solution
ATQ, Present (original) quantity of milk in the mixture = 200 × (3/8) = 75 litres So, new quantity of mixture = 75 ÷ 0.25 = 300 litres So, quantity of water to be added = 300 - 200 = 100 litres
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