Question
The ratio of income of A, B, C is 7:9:12 and the ratio
of expenditure is 8:9:15. If A saves 1/4 of his income, then what will be the ratio of their savings?Solution
ATQ-  7x -8y = 7x/4 28x -32y =7x 21x = 32y X: y = 32: 21 Ratio of saving A, B, C =7×32-8×21: 9×32-9×21: 12×32-15×21                                    =56     :99      :69      =56  :99  :69    Â
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