Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 837 · 40 questions

How to solve it (P × R × T ÷ 100): Simple interest = P × R × T ÷ 100 (P = principal, R = rate % per year, T = years). Amount = principal + interest. Rate = SI × 100 ÷ (P × T); time = SI × 100 ÷ (P × R).

1. 1.What is the simple interest on ₹2500 at 12% per year for 3 years? (a) ₹3400 (b) ₹900 (c) ₹1200 (d) ₹300
2. 2.What is the simple interest on ₹7500 at 4% per year for 4 years? (a) ₹1200 (b) ₹1500 (c) ₹300 (d) ₹8700
3. 3.What is the simple interest on ₹7500 at 2% per year for 3 years? (a) ₹150 (b) ₹600 (c) ₹7950 (d) ₹450
4. 4.₹3000 is invested at 4% per year simple interest. What is the amount after 5 years? (a) ₹3120 (b) ₹3720 (c) ₹3600 (d) ₹600
5. 5.In how many years will ₹5000 earn ₹1200 simple interest at 8% per year? (a) 4 years (b) 3 years (c) 2 years (d) 6 years
6. 6.What is the simple interest on ₹1000 at 5% per year for 3 years? (a) ₹1150 (b) ₹50 (c) ₹200 (d) ₹150
7. 7.₹6500 is invested at 6% per year simple interest. What is the amount after 2 years? (a) ₹7670 (b) ₹780 (c) ₹7280 (d) ₹6890
8. 8.What is the simple interest on ₹2000 at 6% per year for 5 years? (a) ₹720 (b) ₹2600 (c) ₹600 (d) ₹120
9. 9.What is the simple interest on ₹9500 at 9% per year for 3 years? (a) ₹12065 (b) ₹855 (c) ₹2565 (d) ₹3420
10. 10.In how many years will ₹8000 earn ₹960 simple interest at 3% per year? (a) 8 years (b) 5 years (c) 4 years (d) 3 years
11. 11.In how many years will ₹10000 earn ₹2000 simple interest at 10% per year? (a) 1 year (b) 2 years (c) 4 years (d) 3 years
12. 12.What is the simple interest on ₹5500 at 4% per year for 4 years? (a) ₹6380 (b) ₹220 (c) ₹1100 (d) ₹880
13. 13.₹6000 is invested at 6% per year simple interest. What is the amount after 2 years? (a) ₹6720 (b) ₹720 (c) ₹6360 (d) ₹7080
14. 14.What is the simple interest on ₹4500 at 4% per year for 4 years? (a) ₹180 (b) ₹900 (c) ₹5220 (d) ₹720
15. 15.What is the simple interest on ₹7500 at 5% per year for 4 years? (a) ₹1875 (b) ₹9000 (c) ₹375 (d) ₹1500
16. 16.In how many years will ₹6000 earn ₹2640 simple interest at 11% per year? (a) 8 years (b) 3 years (c) 4 years (d) 5 years
17. 17.What is the simple interest on ₹9500 at 12% per year for 4 years? (a) ₹4560 (b) ₹14060 (c) ₹1140 (d) ₹5700
18. 18.The simple interest on ₹3000 for 2 years is ₹660. What is the rate per year? (a) 22% (b) 11% (c) 12% (d) 10%
19. 19.What is the simple interest on ₹6500 at 7% per year for 3 years? (a) ₹1365 (b) ₹455 (c) ₹7865 (d) ₹1820
20. 20.What is the simple interest on ₹2500 at 3% per year for 4 years? (a) ₹375 (b) ₹2800 (c) ₹75 (d) ₹300
21. 21.What is the simple interest on ₹1500 at 4% per year for 5 years? (a) ₹360 (b) ₹60 (c) ₹1800 (d) ₹300
22. 22.The simple interest on ₹2500 for 2 years is ₹150. What is the rate per year? (a) 2% (b) 6% (c) 4% (d) 3%
23. 23.₹5000 is invested at 2% per year simple interest. What is the amount after 3 years? (a) ₹300 (b) ₹5100 (c) ₹5300 (d) ₹5400
24. 24.₹4500 is invested at 3% per year simple interest. What is the amount after 4 years? (a) ₹540 (b) ₹5040 (c) ₹5175 (d) ₹4635
25. 25.₹2000 is invested at 6% per year simple interest. What is the amount after 3 years? (a) ₹2120 (b) ₹2480 (c) ₹2360 (d) ₹360
26. 26.What is the simple interest on ₹3500 at 10% per year for 5 years? (a) ₹1750 (b) ₹350 (c) ₹5250 (d) ₹2100
27. 27.₹7500 is invested at 10% per year simple interest. What is the amount after 2 years? (a) ₹8250 (b) ₹9750 (c) ₹1500 (d) ₹9000
28. 28.₹9000 is invested at 11% per year simple interest. What is the amount after 4 years? (a) ₹13950 (b) ₹9990 (c) ₹12960 (d) ₹3960
29. 29.₹1500 is invested at 9% per year simple interest. What is the amount after 5 years? (a) ₹2310 (b) ₹2175 (c) ₹1635 (d) ₹675
30. 30.What is the simple interest on ₹4000 at 2% per year for 5 years? (a) ₹4400 (b) ₹480 (c) ₹400 (d) ₹80
31. 31.₹4000 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹4080 (b) ₹4400 (c) ₹400 (d) ₹4480
32. 32.The simple interest on ₹1500 for 4 years is ₹360. What is the rate per year? (a) 24% (b) 5% (c) 6% (d) 7%
33. 33.The simple interest on ₹8500 for 3 years is ₹2295. What is the rate per year? (a) 10% (b) 8% (c) 9% (d) 27%
34. 34.In how many years will ₹6000 earn ₹1440 simple interest at 8% per year? (a) 4 years (b) 6 years (c) 3 years (d) 2 years
35. 35.The simple interest on ₹8500 for 5 years is ₹1275. What is the rate per year? (a) 3% (b) 2% (c) 4% (d) 15%
36. 36.The simple interest on ₹6500 for 2 years is ₹520. What is the rate per year? (a) 8% (b) 4% (c) 3% (d) 5%
37. 37.In how many years will ₹3500 earn ₹350 simple interest at 2% per year? (a) 6 years (b) 4 years (c) 5 years (d) 10 years
38. 38.The simple interest on ₹1000 for 5 years is ₹600. What is the rate per year? (a) 11% (b) 13% (c) 12% (d) 60%
39. 39.What is the simple interest on ₹9000 at 10% per year for 3 years? (a) ₹2700 (b) ₹900 (c) ₹11700 (d) ₹3600
40. 40.What is the simple interest on ₹6500 at 4% per year for 5 years? (a) ₹260 (b) ₹1300 (c) ₹7800 (d) ₹1560

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