Question
A person spent 20% of his monthly income on food and 70%
of the remaining on rent. If amount spent on rent is Rs 840, then find the amount spent on food.Solution
Let, monthly income of person is Rs. x So, 0.80 × 0.70 × x = 840 So, x = 1500 Amount spent on food = 0.20 × 1500 = Rs. 300
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