Question
Monthly savings of X is 56% of his monthly income which
is Rs. 4500. 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 = 0.56 × 4500 = Rs. 2520 Monthly expenditure of X = 4500 – 2520 = Rs. 1980 Monthly expenditure of Y = (15/8) × 1980 = Rs. 3712.5 Monthly savings of Y = 3712.5/1.25 = Rs. 2016 Monthly income of Y = 3712.5 + 2016 = Rs. 5728.5
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