Question
Monthly savings of X is 40% of his monthly income which
is Rs. 6000. If ratio of monthly expenditure of Y and X is 15:8 respectively and monthly savings of X is 25% more than that of Y then find monthly income of Y.Solution
Monthly savings of X = 0.40 × 6000 = Rs. 2400 Monthly expenditure of X = 6000 – 2400 = Rs. 3600 Monthly expenditure of Y = (15/8) × 3600 = Rs. 6750 Monthly savings of Y = 2400/1.25 = Rs. 1920 Monthly income of Y = 6750 + 1920 = Rs. 8670
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