# Simple interest-Compound interest TNPSC Group 1 Questions

## Simple interest-Compound interest MCQ Questions

13.

A sum of Rs. 1,550 was lent partly at 5% and partly at 8% per annum at simple interest. The total interest received after 3 years was Rs. 300. The ratio of t he money lent at 5% to that lent at 8% is

Group 2A - 2016

A.

5 : 8

B.

8 : 5

C.

16 : 15

D.

31 : 6

C. 16 : 15

14.

A sum of Rs. 800 amounts to Rs. 920 in 3 years at a simple interest. If the interest rate is increased by 3%. What would Rs. 800 amount to?

Group 2A - 2016

A.

950

B.

970

C.

992

D.

1000

C. 992

15.

At what rate of compound interest per annum will a sum of Rs. 1,200 become Rs. 1348.32 in 2 years

Group 2A - 2016

A.

6%

B.

6.5%

C.

7%

D.

7.5%

A. 6%

16.

How much time will it take for an amount Rs.2,000 to double at a simple interest rate 8%

Group 2A - 2016

A.

25 1/2 years

B.

10 1/2 years

C.

8 1/2 years

D.

12 1/2 years

D. 12 1/2 years

17.

Find the difference between simple interest and compound interest for a sum of Rs. 8,000 lent at 10% p.a. in 2 years

VAO - 2016

A.

90

B.

100

C.

80

D.

70

C. 80

18.

Find the principal that yield a compound interest of Rs. 1,632 in 2 years at 4 % rate of interest per annum.

Group 2 - 2015

A.

Rs. 10,000

B.

Rs. 20,000

C.

Rs. 30,000

D.

Rs. 40,000  