1) Find the principal amount invested if the difference between Compound Interest and Simple Interest obtained for 3 years at rate of interest of 25% is Rs. 320?  Published on 17 Mar 17
a. Rs. 1550
b. Rs. 1575.38
c. Rs. 1525.50
d. Rs. 1545.78

2) Amit gave his friend Rs. 11000. This loan was to be repaid in 3 yearly installments with a rate of interest of 20% compounded annually. How much would be the value of each installment?  Published on 15 Mar 17
a. Rs. 3666.67
b. Rs. 5221.97
c. Rs. 5000
d. Rs. 4528.69

3) An amount becomes 4 times in 6 years. In how many years will it become 64 times if the rate of interest remains unchanged?  Published on 15 Mar 17
a. 24 years
b. 18 years
c. 16 years
d. 12 years

4) Amit gave his friend Rs. 11000. This was to be repaid in 2 yearly installments with a rate of interest of 20% compounded annually. How much would be the value of each installment?  Published on 15 Mar 17
a. Rs. 7200
b. Rs. 8200
c. Rs. 5500
d. Rs. 6400

5) How much money invested at compound interest will yield Rs. 6350.40 at the end of 3 years? For the first year the rate of interest is 5%; for second year it increases to 12% and for third year it decreases to 8%.  Published on 15 Mar 17
a. Rs. 5800
b. Rs. 5500
c. Rs. 6000
d. Rs. 5000

6) A town has population of 50,000 in 1988. In one year i.e. by 1989 it increased by 25%. Next year i.e. in 1990, it decreased by 30%. The next year in 1991 there was an increase of 40%. What is the population at end of 1991?  Published on 15 Mar 17
a. 60250
b. 62250
c. 66550
d. 61250

7) What compound interest will Rs. 5000 fetch in 3 years 10 months at 30% per annum?  Published on 15 Mar 17
a. Rs. 8725.25
b. Rs. 8735.50
c. Rs. 8856.55
d. Rs. 8731.25

8) The population of a city is 50,000 at present. It increases at the rate of 10% per annum. What was its population 4 years ago from present?  Published on 10 Mar 17
a. 36, 561
b. 35, 450
c. 34,151
d. 33,333

9) What will be the interest earned on sum of Rs. 5500 kept for 6 months at 25% interest rate compounded quarterly?  Published on 10 Mar 17
a. Rs. 825
b. Rs. 735.5
c. Rs. 855
d. Rs. 815

10) The population of a city is 50,000 at present. It increases at the rate of 10% per annum. What will be its population 3 yr from now?  Published on 10 Mar 17
a. 67,250
b. 65,550
c. 60,500
d. 66,550
