**Q1. Rs. 480 becomes Rs. 600 in 4 years at a certain rate of compound interest. What will be the sum after 12 years?**

(a) Rs.724.56

(b) Rs.845.2

(c) Rs. 904.25

(d) Rs. 937.5

**Q2. At what rate percent on the compound interest, does a sum of money become four fold in 2 year?**

(a) 125

(b) 200

(c) 100

(d) 110

**Q3. A sum of money placed at compound interest thrice itself in 5 years. In how many years will it amount to 81 times itself?**

(a) 20

(b) 30

(c) 15

(d) 14

**Q4. Rs. 2400 becomes Rs. 3000 in 3 years at a certain rate of compound interest. What will be the sum after 6 years?**

(a) 3750

(b) 3854

(c) 3356

(d) 3547

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**Q5. Find the difference between the compound interest and the simple interest for the sum of Rs. 2500 at 6% per annum for 2 years.**

(a) 11

(b) 10

(c) 9

(d)8

**Q6. On what sum will the difference between the simple and compound interest for 3 years at 5 percent per annum amount to Rs. 24.40?**

(a) 3300

(b) 3587

(c) 3200

(d) 2800

**Q7. The compound interest on a certain sum of money for 2 years at 10% per annum is Rs. 630. Find the simple interest at the same rate and for the same time.**

(a) 600

(b) 500

(c) 430

(d) 540

**Q8. Find the ratio of C.I. and S.I. for 2 year at 4 p.c.p.a.**

(a) 51:50

(b) 52:51

(c) 47:45

(d) 39:47

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**Q9. What amount will be received on a sum of Rs. 1750 in 12.5 years, if the interest is compounded at the rate of 8% pa?**

(a) Rs. 2125

(b) Rs. 2122.85

(c) Rs. 2100

(d) Rs. 2200

**Q10. The principal which gives Rs. 1 interest per day at a rate of 5% simple interest per annum is-**

(a) Rs. 7300

(b) Rs. 3650

(c) Rs. 5000

(d) Rs. 36500

**Q11. The simple interest on Rs. 4,000 in 3 years at the rate of x% per annum equals simple interest on Rs. 5,000 at the rate of 12% per annum in 2 years. The value of x is-**

(a) 10%

(b) 6%

(c) 8%

(d) 9%

**Q12. A sum becomes 6 fold at 5%(Simple Interest) per annum. At what rate, the sum becomes 12 fold?**

(a) 10%

(b) 12%

(c) 9%

(d) 11%

**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) 12.5%

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**Q14. At a simple interest a sum amounts to Rs. 1012 in 2.5 year and become Rs. 1067.20 in 4 years. What is the rate of interest?**

(a) 2.5%

(b) 3%

(c) 4%

(d) 5%

**Q15. What will be simple interest for 1 year and 4 months on a sum of Rs. 25800 at the rate of 14% per annum?**

(a) Rs. 4816

(b) Rs. 2580

(c) Rs. 4816.75

(d) Rs. 4815