Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 987 · 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 ₹4500 at 12% per year for 3 years? (a) ₹2160 (b) ₹6120 (c) ₹1620 (d) ₹540
2. 2.In how many years will ₹5500 earn ₹440 simple interest at 4% per year? (a) 4 years (b) 1 year (c) 2 years (d) 3 years
3. 3.What is the simple interest on ₹3000 at 12% per year for 2 years? (a) ₹360 (b) ₹3720 (c) ₹1080 (d) ₹720
4. 4.What is the simple interest on ₹2000 at 10% per year for 2 years? (a) ₹600 (b) ₹2400 (c) ₹200 (d) ₹400
5. 5.The simple interest on ₹8500 for 2 years is ₹1360. What is the rate per year? (a) 9% (b) 16% (c) 7% (d) 8%
6. 6.The simple interest on ₹1500 for 4 years is ₹660. What is the rate per year? (a) 10% (b) 12% (c) 11% (d) 44%
7. 7.What is the simple interest on ₹1000 at 2% per year for 5 years? (a) ₹1100 (b) ₹20 (c) ₹120 (d) ₹100
8. 8.What is the simple interest on ₹6000 at 11% per year for 2 years? (a) ₹7320 (b) ₹1980 (c) ₹1320 (d) ₹660
9. 9.What is the simple interest on ₹7500 at 9% per year for 4 years? (a) ₹675 (b) ₹2700 (c) ₹3375 (d) ₹10200
10. 10.In how many years will ₹2000 earn ₹480 simple interest at 6% per year? (a) 3 years (b) 8 years (c) 5 years (d) 4 years
11. 11.What is the simple interest on ₹6500 at 8% per year for 3 years? (a) ₹2080 (b) ₹1560 (c) ₹8060 (d) ₹520
12. 12.₹1500 is invested at 3% per year simple interest. What is the amount after 3 years? (a) ₹135 (b) ₹1680 (c) ₹1635 (d) ₹1545
13. 13.₹10000 is invested at 7% per year simple interest. What is the amount after 2 years? (a) ₹12100 (b) ₹10700 (c) ₹1400 (d) ₹11400
14. 14.In how many years will ₹4500 earn ₹1620 simple interest at 9% per year? (a) 4 years (b) 8 years (c) 5 years (d) 3 years
15. 15.In how many years will ₹2000 earn ₹540 simple interest at 9% per year? (a) 2 years (b) 4 years (c) 3 years (d) 6 years
16. 16.₹5000 is invested at 8% per year simple interest. What is the amount after 5 years? (a) ₹5400 (b) ₹7000 (c) ₹2000 (d) ₹7400
17. 17.What is the simple interest on ₹4000 at 6% per year for 2 years? (a) ₹240 (b) ₹480 (c) ₹720 (d) ₹4480
18. 18.₹3500 is invested at 10% per year simple interest. What is the amount after 5 years? (a) ₹5600 (b) ₹1750 (c) ₹3850 (d) ₹5250
19. 19.In how many years will ₹2000 earn ₹160 simple interest at 2% per year? (a) 4 years (b) 5 years (c) 3 years (d) 8 years
20. 20.What is the simple interest on ₹9000 at 6% per year for 3 years? (a) ₹1620 (b) ₹540 (c) ₹10620 (d) ₹2160
21. 21.In how many years will ₹2000 earn ₹800 simple interest at 10% per year? (a) 8 years (b) 5 years (c) 4 years (d) 3 years
22. 22.What is the simple interest on ₹2000 at 4% per year for 3 years? (a) ₹2240 (b) ₹80 (c) ₹320 (d) ₹240
23. 23.What is the simple interest on ₹1500 at 6% per year for 5 years? (a) ₹90 (b) ₹450 (c) ₹1950 (d) ₹540
24. 24.In how many years will ₹2500 earn ₹375 simple interest at 5% per year? (a) 3 years (b) 4 years (c) 6 years (d) 2 years
25. 25.What is the simple interest on ₹4000 at 12% per year for 3 years? (a) ₹5440 (b) ₹1920 (c) ₹480 (d) ₹1440
26. 26.The simple interest on ₹8500 for 3 years is ₹510. What is the rate per year? (a) 1% (b) 6% (c) 3% (d) 2%
27. 27.The simple interest on ₹7500 for 3 years is ₹2700. What is the rate per year? (a) 13% (b) 36% (c) 11% (d) 12%
28. 28.What is the simple interest on ₹1000 at 10% per year for 3 years? (a) ₹400 (b) ₹100 (c) ₹300 (d) ₹1300
29. 29.What is the simple interest on ₹2500 at 6% per year for 3 years? (a) ₹150 (b) ₹450 (c) ₹2950 (d) ₹600
30. 30.What is the simple interest on ₹3500 at 7% per year for 2 years? (a) ₹3990 (b) ₹735 (c) ₹490 (d) ₹245
31. 31.₹3000 is invested at 2% per year simple interest. What is the amount after 2 years? (a) ₹3120 (b) ₹3060 (c) ₹3180 (d) ₹120
32. 32.What is the simple interest on ₹1000 at 3% per year for 2 years? (a) ₹90 (b) ₹1060 (c) ₹30 (d) ₹60
33. 33.₹1500 is invested at 5% per year simple interest. What is the amount after 2 years? (a) ₹150 (b) ₹1575 (c) ₹1725 (d) ₹1650
34. 34.What is the simple interest on ₹3000 at 5% per year for 5 years? (a) ₹3750 (b) ₹900 (c) ₹150 (d) ₹750
35. 35.In how many years will ₹5000 earn ₹1200 simple interest at 12% per year? (a) 2 years (b) 4 years (c) 3 years (d) 1 year
36. 36.What is the simple interest on ₹3000 at 5% per year for 3 years? (a) ₹150 (b) ₹600 (c) ₹450 (d) ₹3450
37. 37.₹7500 is invested at 9% per year simple interest. What is the amount after 4 years? (a) ₹2700 (b) ₹8175 (c) ₹10200 (d) ₹10875
38. 38.What is the simple interest on ₹9000 at 10% per year for 5 years? (a) ₹13500 (b) ₹900 (c) ₹5400 (d) ₹4500
39. 39.₹2500 is invested at 4% per year simple interest. What is the amount after 2 years? (a) ₹2700 (b) ₹2600 (c) ₹2800 (d) ₹200
40. 40.What is the simple interest on ₹3000 at 12% per year for 5 years? (a) ₹2160 (b) ₹4800 (c) ₹360 (d) ₹1800

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