Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 892 · 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 ₹7000 at 3% per year for 5 years? (a) ₹1050 (b) ₹210 (c) ₹1260 (d) ₹8050
2. 2.In how many years will ₹5000 earn ₹750 simple interest at 5% per year? (a) 6 years (b) 2 years (c) 3 years (d) 4 years
3. 3.What is the simple interest on ₹5000 at 2% per year for 2 years? (a) ₹5200 (b) ₹200 (c) ₹300 (d) ₹100
4. 4.₹1500 is invested at 7% per year simple interest. What is the amount after 3 years? (a) ₹1605 (b) ₹1920 (c) ₹1815 (d) ₹315
5. 5.₹8500 is invested at 3% per year simple interest. What is the amount after 5 years? (a) ₹1275 (b) ₹10030 (c) ₹9775 (d) ₹8755
6. 6.₹3000 is invested at 9% per year simple interest. What is the amount after 4 years? (a) ₹1080 (b) ₹4350 (c) ₹3270 (d) ₹4080
7. 7.What is the simple interest on ₹8500 at 7% per year for 2 years? (a) ₹595 (b) ₹1190 (c) ₹1785 (d) ₹9690
8. 8.₹10000 is invested at 12% per year simple interest. What is the amount after 5 years? (a) ₹17200 (b) ₹11200 (c) ₹16000 (d) ₹6000
9. 9.The simple interest on ₹2500 for 2 years is ₹300. What is the rate per year? (a) 5% (b) 7% (c) 6% (d) 12%
10. 10.What is the simple interest on ₹5000 at 6% per year for 2 years? (a) ₹900 (b) ₹300 (c) ₹5600 (d) ₹600
11. 11.In how many years will ₹9500 earn ₹1140 simple interest at 3% per year? (a) 3 years (b) 5 years (c) 4 years (d) 8 years
12. 12.₹2500 is invested at 6% per year simple interest. What is the amount after 3 years? (a) ₹3100 (b) ₹2950 (c) ₹450 (d) ₹2650
13. 13.₹5000 is invested at 4% per year simple interest. What is the amount after 2 years? (a) ₹5200 (b) ₹5600 (c) ₹400 (d) ₹5400
14. 14.What is the simple interest on ₹9500 at 4% per year for 4 years? (a) ₹11020 (b) ₹1900 (c) ₹1520 (d) ₹380
15. 15.In how many years will ₹3500 earn ₹2100 simple interest at 12% per year? (a) 4 years (b) 5 years (c) 10 years (d) 6 years
16. 16.What is the simple interest on ₹4500 at 8% per year for 4 years? (a) ₹5940 (b) ₹360 (c) ₹1800 (d) ₹1440
17. 17.What is the simple interest on ₹4500 at 4% per year for 4 years? (a) ₹900 (b) ₹180 (c) ₹720 (d) ₹5220
18. 18.The simple interest on ₹5500 for 3 years is ₹495. What is the rate per year? (a) 4% (b) 2% (c) 9% (d) 3%
19. 19.The simple interest on ₹2000 for 5 years is ₹900. What is the rate per year? (a) 45% (b) 8% (c) 10% (d) 9%
20. 20.₹3000 is invested at 8% per year simple interest. What is the amount after 3 years? (a) ₹720 (b) ₹3960 (c) ₹3720 (d) ₹3240
21. 21.What is the simple interest on ₹8500 at 8% per year for 2 years? (a) ₹680 (b) ₹2040 (c) ₹1360 (d) ₹9860
22. 22.The simple interest on ₹7500 for 3 years is ₹2025. What is the rate per year? (a) 9% (b) 27% (c) 10% (d) 8%
23. 23.What is the simple interest on ₹5500 at 4% per year for 2 years? (a) ₹5940 (b) ₹220 (c) ₹660 (d) ₹440
24. 24.In how many years will ₹5000 earn ₹1350 simple interest at 9% per year? (a) 4 years (b) 3 years (c) 6 years (d) 2 years
25. 25.₹9000 is invested at 9% per year simple interest. What is the amount after 5 years? (a) ₹9810 (b) ₹13050 (c) ₹13860 (d) ₹4050
26. 26.₹2500 is invested at 10% per year simple interest. What is the amount after 5 years? (a) ₹2750 (b) ₹4000 (c) ₹3750 (d) ₹1250
27. 27.In how many years will ₹1000 earn ₹210 simple interest at 7% per year? (a) 2 years (b) 6 years (c) 4 years (d) 3 years
28. 28.The simple interest on ₹2500 for 4 years is ₹1200. What is the rate per year? (a) 11% (b) 48% (c) 13% (d) 12%
29. 29.What is the simple interest on ₹7500 at 4% per year for 5 years? (a) ₹1500 (b) ₹9000 (c) ₹300 (d) ₹1800
30. 30.₹9500 is invested at 5% per year simple interest. What is the amount after 2 years? (a) ₹9975 (b) ₹950 (c) ₹10925 (d) ₹10450
31. 31.₹3500 is invested at 4% per year simple interest. What is the amount after 3 years? (a) ₹3640 (b) ₹3920 (c) ₹4060 (d) ₹420
32. 32.In how many years will ₹7500 earn ₹600 simple interest at 4% per year? (a) 1 year (b) 4 years (c) 2 years (d) 3 years
33. 33.The simple interest on ₹2000 for 3 years is ₹720. What is the rate per year? (a) 12% (b) 36% (c) 11% (d) 13%
34. 34.What is the simple interest on ₹7500 at 11% per year for 5 years? (a) ₹11625 (b) ₹825 (c) ₹4950 (d) ₹4125
35. 35.What is the simple interest on ₹5500 at 5% per year for 2 years? (a) ₹825 (b) ₹6050 (c) ₹550 (d) ₹275
36. 36.What is the simple interest on ₹8000 at 11% per year for 2 years? (a) ₹1760 (b) ₹2640 (c) ₹9760 (d) ₹880
37. 37.In how many years will ₹9000 earn ₹3600 simple interest at 8% per year? (a) 4 years (b) 10 years (c) 5 years (d) 6 years
38. 38.The simple interest on ₹8000 for 4 years is ₹2880. What is the rate per year? (a) 36% (b) 8% (c) 10% (d) 9%
39. 39.₹9500 is invested at 12% per year simple interest. What is the amount after 2 years? (a) ₹12920 (b) ₹2280 (c) ₹11780 (d) ₹10640
40. 40.The simple interest on ₹1500 for 2 years is ₹60. What is the rate per year? (a) 1% (b) 4% (c) 3% (d) 2%

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