Q8. Abhay lent Rs. 8000 to his friend for 3 years at the rate of 5% per annum compound interest. What amount does Abhay get after 3 years?
|A. Rs. 9421||B. Rs. 9321|
|C. Rs. 9161||D. Rs. 9261|
Q9. Find the compound interest at the rate of 10% per annum for four years on the principal which in four years at the rate of 4% per annum gives Rs. 1600 as simple interest.
|A. Rs. 4641||B. Rs. 4732|
|C. Rs. 4321||D. Rs. 4899|
Q10. Under the electrification programme of villages, the government could electrify 5% and 10% of villages respectively in two years. If the number of villages without electricity was 25000 two years ago, how many villages are without electricity now?
|A. 23750||B. 21375|
|C. 22564||D. 20154|
Q11. A sum of money doubles itself at compound interest in 2 years. In how many years will it becomes eight times?
|A. 4 years||B. 5 years|
|C. 6 years||D. 7 years|
Q12. Jack deposited in a bank Rs. 7500 for 6 months at the rate of 8% interest compounded quarterly. Find the amount he received after 6 months?
|A. Rs. 7600||B. Rs. 7632|
|C. Rs. 7421||D. Rs. 7803|
Q13. Mike bought a refrigerator for Rs. 4000 on credit. The rate of interest for the first year is 5% and of the second year is 15%. How much will it cost him if he pays the amount after two years?
|A. Rs. 4830||B. Rs. 4930|
|C. Rs. 4463||D. Rs. 4630|