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Let the monthly salary of A be Rs. ‘x’ Amount spent on food = Rs. 0.30x Amount spent on rent = Rs. 0.20x Amount received by brother = (x – 0.30x – 0.20x) × 0.14 = 0.07x So according to question: => 0.20x – 0.07x = 2600 => 0.13x = 2600 => x = 20000 So, the amount spent on food = 0.30 × 20000 = Rs. 6000
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