Question
Suresh spends 30% of his monthly salary on travel, 40%
of the leftover on food, and saves the remaining amount. If he saves Rs. 1680, find out how much he spends on food.Solution
ATQ, Let, monthly salary of Suresh be Rs. 100x
0.70 × 0.60 × 100x = 1680
Or, x = 40
So, amount spent on food = 0.70 × 0.40 × 4000 = Rs. 1120
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