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Let the sum invested be Rs. ‘P’ Therefore, interest earned in 10 years = 1.24P – P = Rs. 0.24P ATQ; 0.24P = (P × r × 10) ÷ 100 Or, r = 24 ÷ 10 Or, r = 2.4 So, required interest earned = (10000 × 2.4 × 3) ÷ 100 = Rs. 720
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If two successive discounts of 20% and 12% are applied, what would be the equivalent single discount?
A school's enrollment of students increased by 10% in 2015, another 20% in 2016, and then decreased by 30% in 2017. If the percentage of students receiv...
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In 2018, the income-to-expenditure ratio of Vishal was 5:3. The following year, his income increased by 10% while his expenditure rose by 15%. Determine...
A gets 36% of the full marks in an exam and fails by 90 marks. B gets 38% of the full marks in the same exam and he also fails by 72 marks. What is the ...
