**Q1. A man borrows Rs. 4000 at 20% compound rate of interest. At the end of each year he pays back Rs. 1500. How much amount should he pay at the end of the third year to clear all his dues? **

(a) 2956

(b) 2548

(c) 1500

(d) 1400

**Q2. The difference between the simple interest and the compound interest on Rs. 5000 at 10% p.a. for 3 years is:**

(a) Rs. 145

(b) Rs. 150

(c) Rs. 165

(d) None of these

**Q3. The compound interest on Rs. 16000 for 9 months at 20% p.a. compounded quarterly is: **

(a) Rs. 2518

(b) Rs. 2520

(c) Rs. 2522

(d) Rs. 2524

**Q4. A man deposited Rs. 6000 in a bank at 5% p.a. simple interest. Another man deposited Rs. 5000 at 8% p.a. compound interest. After 2 years, the difference of their interests will be **

(a) Rs. 230

(b) Rs. 232

(c) Rs. 600

(d) Rs. 832

**Q5. The simple interest on a certain sum of 2 years is Rs. 120 and compound interest is Rs. 129. Find the rate of interest. **

(a) 14%

(b) 15%

(c) 12%

(d) 25/2%

**Q6. A sum of Rs. 400 amounts to Rs. 441 in 2 years when the interest is compounded annually. What will be its amount, if the rate of interest is increased by 5%? **

(a) Rs. 484

(b) Rs. 560

(c) Rs. 512

(d) Rs. 600

**Q7. There is 100% increase to an amount in 8 year, at simple interest. Find the compound interest of Rs. 8000 after 2 year at the same rate of interest**

(a) Rs. 2500

(b) Rs. 2000

(c) Rs. 2250

(d) Rs. 2125

**Q8. An among of money at compound interest grows up to Rs. 3,840 in 4 years and up to Rs. 3,936 in 5 years. Find the rate of interest. **

(a) 2.5%

(b) 2%

(c) 3.5%

(d) 2.05%

**Q9. A sum of money of compound interest amounts of thrice itself in 3 years. In how many years will it be 9 times itself? **

(a) 9

(b) 27

(c) 6

(d) 3

**Q10. On a certain principal the compound interest compounded annually for the second year at 10% per annum is Rs. 132. The principal is-**

(a) Rs. 1000

(b) Rs. 1320

(c) Rs. 1250

(d) Rs. 1200

**Q11. The difference between compound interest and simple interest on an amount of Rs. 15,000 for 2 years is Rs. 96. What is the rate of interest per annum?**

(a) 8

(b) 10

(c) 12

(d) None of these

**Q12. The difference between the simple interest on a certain sum at the rate of 10% per annum for 2 years and compound interest which is compound every 6 months is Rs. 124.50. What is the principal sum?**

(a) Rs. 6000

(b) Rs. 8000

(c) Rs. 10,000

(d) Rs. 12,000

**Q13. A person lent out a certain sum on simple interest and the same sum on compound interest at a certain rate of interest per annum. He noticed that the ratio between the difference of compound interest and simple interest of 3 years and that of 2 years is 25 : 8. The rate of interest per annum is:**

(a) 10%

(b) 11%

(c) 12%

(d) 25/2%

** **

**Q14. Mr. Dua invested money in two schemes A and B offering compound interest @8 p.c.p.a and 9 p.c.p.a respectively. If the total amount of interest accrued through two schemes together in two years was Rs. 4818.30 and the total amount invested was Rs. 27,000, what was the amount invested in Scheme A?**

(a) Rs. 12,000

(b) Rs. 13,500

(c) Rs. 15,000

(d) Cannot be determined

**Q15. If a sum on compound interest becomes three times in 4 years, then with the same interest rate, the sum will become 27 times in:**

(a) 8 years

(b) 12 years

(c) 24 years

(d) 36 years