Question
Ratio of monthly income to monthly expenditure of A is
15:7, respectively and monthly savings of A is Rs. 2880. Find the monthly income of A.Solution
Let, monthly income and monthly expenditure of A is Rs. 15x and Rs. 7x respectively. So, monthly savings of A = 15x – 7x = Rs. 8x And, 8x = 2880 Or, x = 360 So, monthly income of A = 15 × 360 = Rs. 5400
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