Question
Monthly savings of X is 45% of his monthly income which
is Rs. 8800. 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 = 0.45 × 8800 = Rs. 3960 Monthly expenditure of X = 8800 – 3960 = Rs. 4840 Monthly expenditure of Y = (15/8) × 4840 = Rs. 9075 Monthly savings of Y = 3960/1.25 = Rs. 3168 Monthly income of Y = 9075 + 3168 = Rs. 12243
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