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Quantitative Aptitude : Questions Answers : Interest



6.

The simple interest on a certain sum of money for 2 years at 10% per annum is Rs. 400. Find the compound interest at the same rate and for the same time.

A. Rs. 400

B. Rs. 420

C. Rs. 450

D. None of these.



7.

Rs. 7500 is borrowed at compound interest at the rate of 4% per annum. What will be the amount to be paid after 6 months, if interest is compounded quarterly?

A. Rs. 7850.75

B. Rs. 7650.75

C. Rs. 8650.75

D. Rs. 8750.75



8.

What will be the difference in simple and compound interest on Rs. 2000 after three years at the rate of 10 per cent per annum?

A. Rs. 60

B. Rs. 61

C. Rs. 62

D. None of these.