Question
Swastik saves 20% of his income while spends the
remaining amount on food, rent, education and shopping. 15% of the income is spent on food, while ₹12,800 is spent on rent, ₹32,000 on education and ₹7,200 on shopping. The amount spent on shopping is 11.25% of the total expenditure. How much money (in ₹) is spent on food?Solution
The correct answer is C
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The square of the sum of two numbers is 784. The sum of squares of these numbers is 520. Find their product.
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