Question
150 litres of mixture contains water and milk in the
ratio 3:5 respectively. If 54 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 = 150 – 54 = 96 litres Quantity of water in the final mixture = 96 x (3/8) + 54 = 90 litres Quantity of milk in the final mixture = 66 x (5/8) = 60 litres Ratio of water and milk in the final mixture = 90 : 60 = 3:2
Find the fourth proportion of 3, 8 and 18.
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