Ratio of monthly incomes of Amit and Bhanu is 13:7, respectively. If monthly income of Amit is decreased by 20% and monthly income of Bhanu is increased by Rs. 9450 then the ratio of monthly incomes of Ashish and Bhanu becomes 5:7, respectively. Find original monthly income of Amit.

Let, monthly income of Amit and Bhanu is Rs. 6x and Rs, 7x respectively. According to question; (0.8 × 13x)/(7x + 945) = 5/7 Or, 10.4x × 7 = 35x + 47250 Or, 37.8x = 47250 Or, x = 1250 So, monthly income of Amit = 13 × 1250 = Rs. 16250

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