Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 31 · 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 ₹5500 at 6% per year for 4 years? (a) ₹330 (b) ₹6820 (c) ₹1320 (d) ₹1650
2. 2.What is the simple interest on ₹5000 at 2% per year for 4 years? (a) ₹100 (b) ₹500 (c) ₹400 (d) ₹5400
3. 3.What is the simple interest on ₹6000 at 5% per year for 2 years? (a) ₹300 (b) ₹900 (c) ₹6600 (d) ₹600
4. 4.In how many years will ₹1000 earn ₹210 simple interest at 7% per year? (a) 3 years (b) 4 years (c) 6 years (d) 2 years
5. 5.What is the simple interest on ₹8500 at 6% per year for 5 years? (a) ₹510 (b) ₹3060 (c) ₹11050 (d) ₹2550
6. 6.What is the simple interest on ₹5500 at 8% per year for 4 years? (a) ₹1760 (b) ₹440 (c) ₹7260 (d) ₹2200
7. 7.What is the simple interest on ₹4500 at 5% per year for 3 years? (a) ₹225 (b) ₹900 (c) ₹675 (d) ₹5175
8. 8.What is the simple interest on ₹5000 at 9% per year for 2 years? (a) ₹5900 (b) ₹450 (c) ₹900 (d) ₹1350
9. 9.The simple interest on ₹1500 for 5 years is ₹225. What is the rate per year? (a) 4% (b) 2% (c) 3% (d) 15%
10. 10.What is the simple interest on ₹5500 at 12% per year for 5 years? (a) ₹3300 (b) ₹8800 (c) ₹3960 (d) ₹660
11. 11.The simple interest on ₹8000 for 3 years is ₹720. What is the rate per year? (a) 3% (b) 4% (c) 2% (d) 9%
12. 12.What is the simple interest on ₹6500 at 7% per year for 2 years? (a) ₹1365 (b) ₹910 (c) ₹455 (d) ₹7410
13. 13.In how many years will ₹2000 earn ₹200 simple interest at 2% per year? (a) 4 years (b) 10 years (c) 6 years (d) 5 years
14. 14.The simple interest on ₹4000 for 2 years is ₹160. What is the rate per year? (a) 3% (b) 1% (c) 4% (d) 2%
15. 15.The simple interest on ₹9500 for 2 years is ₹1520. What is the rate per year? (a) 9% (b) 7% (c) 16% (d) 8%
16. 16.₹4500 is invested at 2% per year simple interest. What is the amount after 3 years? (a) ₹4860 (b) ₹270 (c) ₹4770 (d) ₹4590
17. 17.What is the simple interest on ₹5500 at 3% per year for 3 years? (a) ₹495 (b) ₹5995 (c) ₹660 (d) ₹165
18. 18.What is the simple interest on ₹2500 at 9% per year for 3 years? (a) ₹900 (b) ₹225 (c) ₹675 (d) ₹3175
19. 19.What is the simple interest on ₹5500 at 12% per year for 4 years? (a) ₹2640 (b) ₹660 (c) ₹8140 (d) ₹3300
20. 20.The simple interest on ₹6000 for 4 years is ₹2400. What is the rate per year? (a) 40% (b) 11% (c) 9% (d) 10%
21. 21.₹5000 is invested at 10% per year simple interest. What is the amount after 3 years? (a) ₹7000 (b) ₹1500 (c) ₹5500 (d) ₹6500
22. 22.What is the simple interest on ₹7500 at 3% per year for 2 years? (a) ₹675 (b) ₹7950 (c) ₹450 (d) ₹225
23. 23.What is the simple interest on ₹2000 at 11% per year for 3 years? (a) ₹2660 (b) ₹880 (c) ₹220 (d) ₹660
24. 24.The simple interest on ₹8500 for 3 years is ₹1275. What is the rate per year? (a) 6% (b) 5% (c) 15% (d) 4%
25. 25.₹3000 is invested at 8% per year simple interest. What is the amount after 3 years? (a) ₹3960 (b) ₹720 (c) ₹3240 (d) ₹3720
26. 26.₹9000 is invested at 7% per year simple interest. What is the amount after 2 years? (a) ₹10260 (b) ₹9630 (c) ₹1260 (d) ₹10890
27. 27.In how many years will ₹5000 earn ₹750 simple interest at 3% per year? (a) 5 years (b) 10 years (c) 6 years (d) 4 years
28. 28.What is the simple interest on ₹3500 at 12% per year for 3 years? (a) ₹1680 (b) ₹1260 (c) ₹420 (d) ₹4760
29. 29.₹8500 is invested at 8% per year simple interest. What is the amount after 5 years? (a) ₹9180 (b) ₹11900 (c) ₹12580 (d) ₹3400
30. 30.In how many years will ₹7000 earn ₹2800 simple interest at 8% per year? (a) 6 years (b) 10 years (c) 5 years (d) 4 years
31. 31.What is the simple interest on ₹2500 at 9% per year for 4 years? (a) ₹1125 (b) ₹225 (c) ₹900 (d) ₹3400
32. 32.In how many years will ₹4000 earn ₹1280 simple interest at 8% per year? (a) 3 years (b) 8 years (c) 5 years (d) 4 years
33. 33.The simple interest on ₹4000 for 3 years is ₹1200. What is the rate per year? (a) 9% (b) 30% (c) 10% (d) 11%
34. 34.What is the simple interest on ₹7500 at 11% per year for 2 years? (a) ₹9150 (b) ₹2475 (c) ₹1650 (d) ₹825
35. 35.In how many years will ₹6000 earn ₹1980 simple interest at 11% per year? (a) 3 years (b) 4 years (c) 2 years (d) 6 years
36. 36.What is the simple interest on ₹6500 at 7% per year for 5 years? (a) ₹455 (b) ₹2275 (c) ₹2730 (d) ₹8775
37. 37.In how many years will ₹1000 earn ₹350 simple interest at 7% per year? (a) 6 years (b) 10 years (c) 4 years (d) 5 years
38. 38.What is the simple interest on ₹9000 at 8% per year for 3 years? (a) ₹2880 (b) ₹720 (c) ₹11160 (d) ₹2160
39. 39.In how many years will ₹9500 earn ₹3040 simple interest at 8% per year? (a) 5 years (b) 8 years (c) 3 years (d) 4 years
40. 40.What is the simple interest on ₹1500 at 9% per year for 5 years? (a) ₹2175 (b) ₹675 (c) ₹810 (d) ₹135

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