Question
The incomes of two colleagues 'X' and 'Y' are in the
ratio 6:11. 'X' spends 70% of his income, while 'Y' spends 72.72% of his income. Find the ratio of their savings.Solution
ATQ, Let the income of 'X' and 'Y' be Rs. '6m' and Rs. '11m' respectively. Savings of 'X' = 6m - 6m × 0.70 = 6m - 4.2m = Rs. '1.8m' Savings of 'Y' = 11m - 11m × 0.7272 = 11m - 8m = Rs. '3m' Required ratio = (1.8m : 3m) = 18 : 30 = 3 : 5
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