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### Arithmetic Aptitude :: Compound Interest

1. A bank offers 5% compound interest calculated on half-yearly basis. A customer deposits Rs. 1600 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by way of interest is:

2.  A. Rs. 120 B. Rs. 121 C. Rs. 122 D. Rs. 123   3. The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 4% per annum is Re. 1. The sum (in Rs.) is:

4.  A. 625 B. 630 C. 640 D. 650   5.  There is 60% increase in an amount in 6 years at simple interest. What will be the compound interest of Rs. 12,000 after 3 years at the same rate?
6.  A. Rs. 2160 B. Rs. 3120 C. Rs. 3972 D. Rs. 6240 E. None of these   7. What is the difference between the compound interests on Rs. 5000 for 1$$\frac { 1 } { 2 }$$ years at 4% per annum compounded yearly and half-yearly?

8.  A. Rs. 2.04 B. Rs. 3.06 C. Rs. 4.80 D. Rs. 8.30   9. What will be the compound interest on a sum of Rs. 25,000 after 3 years at the rate of 12 p.c.p.a.?

10.  A. Rs. 9000.30 B. Rs. 9720 C. Rs. 10123.20 D. Rs. 10483.20 E. None of these   11. At what rate of compound interest per annum will a sum of Rs. 1200 become Rs. 1348.32 in 2 years?

12. A.

6%

B.

6.5%

C.

7%

D.

7.5%   13. The least number of complete years in which a sum of money put out at 20% compound interest will be more than doubled is:

14.  A. 3 B. 4 C. 5 D. 6   15. Albert invested an amount of Rs. 8000 in a fixed deposit scheme for 2 years at compound interest rate 5 p.c.p.a. How much amount will Albert get on maturity of the fixed deposit?

16.  A. Rs. 8600 B. Rs. 8620 C. Rs. 8820 D. None of these   17. The effective annual rate of interest corresponding to a nominal rate of 6% per annum payable half-yearly is:

18.  A. 6.06% B. 6.07% C. 6.08% D. 6.09%   19. Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs. 4000 for 2 years at 10% per annum. The sum placed on simple interest is:

20.  A. Rs. 1550 B. Rs. 1650 C. Rs. 1750 D. Rs. 2000   