Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 797 · 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 ₹10000 at 8% per year for 2 years? (a) ₹11600 (b) ₹2400 (c) ₹1600 (d) ₹800
2. 2.What is the simple interest on ₹2500 at 8% per year for 4 years? (a) ₹1000 (b) ₹800 (c) ₹3300 (d) ₹200
3. 3.In how many years will ₹9500 earn ₹3040 simple interest at 8% per year? (a) 4 years (b) 8 years (c) 5 years (d) 3 years
4. 4.What is the simple interest on ₹3500 at 6% per year for 3 years? (a) ₹210 (b) ₹840 (c) ₹4130 (d) ₹630
5. 5.What is the simple interest on ₹3500 at 10% per year for 5 years? (a) ₹350 (b) ₹5250 (c) ₹1750 (d) ₹2100
6. 6.What is the simple interest on ₹7000 at 3% per year for 5 years? (a) ₹1260 (b) ₹210 (c) ₹8050 (d) ₹1050
7. 7.₹2500 is invested at 10% per year simple interest. What is the amount after 5 years? (a) ₹1250 (b) ₹2750 (c) ₹3750 (d) ₹4000
8. 8.What is the simple interest on ₹5500 at 4% per year for 3 years? (a) ₹220 (b) ₹6160 (c) ₹660 (d) ₹880
9. 9.In how many years will ₹2500 earn ₹300 simple interest at 6% per year? (a) 1 year (b) 3 years (c) 2 years (d) 4 years
10. 10.The simple interest on ₹5500 for 3 years is ₹1650. What is the rate per year? (a) 11% (b) 10% (c) 30% (d) 9%
11. 11.What is the simple interest on ₹1500 at 9% per year for 3 years? (a) ₹405 (b) ₹540 (c) ₹135 (d) ₹1905
12. 12.In how many years will ₹1500 earn ₹225 simple interest at 3% per year? (a) 6 years (b) 10 years (c) 4 years (d) 5 years
13. 13.The simple interest on ₹2500 for 5 years is ₹500. What is the rate per year? (a) 20% (b) 5% (c) 3% (d) 4%
14. 14.₹5500 is invested at 3% per year simple interest. What is the amount after 4 years? (a) ₹6160 (b) ₹5665 (c) ₹6325 (d) ₹660
15. 15.The simple interest on ₹7000 for 3 years is ₹1050. What is the rate per year? (a) 15% (b) 6% (c) 4% (d) 5%
16. 16.The simple interest on ₹4500 for 5 years is ₹2475. What is the rate per year? (a) 11% (b) 10% (c) 55% (d) 12%
17. 17.The simple interest on ₹1000 for 4 years is ₹240. What is the rate per year? (a) 5% (b) 7% (c) 24% (d) 6%
18. 18.₹6500 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹6630 (b) ₹7280 (c) ₹650 (d) ₹7150
19. 19.What is the simple interest on ₹6000 at 8% per year for 2 years? (a) ₹1440 (b) ₹6960 (c) ₹960 (d) ₹480
20. 20.What is the simple interest on ₹7500 at 11% per year for 3 years? (a) ₹9975 (b) ₹3300 (c) ₹825 (d) ₹2475
21. 21.In how many years will ₹5500 earn ₹2420 simple interest at 11% per year? (a) 8 years (b) 3 years (c) 5 years (d) 4 years
22. 22.The simple interest on ₹3500 for 4 years is ₹1680. What is the rate per year? (a) 12% (b) 48% (c) 11% (d) 13%
23. 23.What is the simple interest on ₹2500 at 7% per year for 5 years? (a) ₹1050 (b) ₹175 (c) ₹3375 (d) ₹875
24. 24.The simple interest on ₹9000 for 4 years is ₹4320. What is the rate per year? (a) 48% (b) 12% (c) 13% (d) 11%
25. 25.What is the simple interest on ₹1500 at 3% per year for 3 years? (a) ₹1635 (b) ₹45 (c) ₹180 (d) ₹135
26. 26.What is the simple interest on ₹10000 at 11% per year for 3 years? (a) ₹3300 (b) ₹4400 (c) ₹13300 (d) ₹1100
27. 27.The simple interest on ₹8000 for 4 years is ₹960. What is the rate per year? (a) 4% (b) 2% (c) 12% (d) 3%
28. 28.What is the simple interest on ₹5500 at 12% per year for 4 years? (a) ₹8140 (b) ₹2640 (c) ₹660 (d) ₹3300
29. 29.The simple interest on ₹5000 for 2 years is ₹1100. What is the rate per year? (a) 10% (b) 22% (c) 11% (d) 12%
30. 30.What is the simple interest on ₹1000 at 6% per year for 5 years? (a) ₹60 (b) ₹300 (c) ₹360 (d) ₹1300
31. 31.In how many years will ₹9500 earn ₹2090 simple interest at 11% per year? (a) 2 years (b) 1 year (c) 4 years (d) 3 years
32. 32.In how many years will ₹3000 earn ₹540 simple interest at 6% per year? (a) 2 years (b) 6 years (c) 3 years (d) 4 years
33. 33.In how many years will ₹2500 earn ₹225 simple interest at 3% per year? (a) 6 years (b) 4 years (c) 2 years (d) 3 years
34. 34.₹7500 is invested at 10% per year simple interest. What is the amount after 2 years? (a) ₹8250 (b) ₹9750 (c) ₹1500 (d) ₹9000
35. 35.What is the simple interest on ₹5500 at 8% per year for 5 years? (a) ₹440 (b) ₹2640 (c) ₹2200 (d) ₹7700
36. 36.The simple interest on ₹3500 for 4 years is ₹1540. What is the rate per year? (a) 44% (b) 12% (c) 11% (d) 10%
37. 37.What is the simple interest on ₹1500 at 11% per year for 5 years? (a) ₹165 (b) ₹2325 (c) ₹825 (d) ₹990
38. 38.What is the simple interest on ₹1500 at 4% per year for 5 years? (a) ₹60 (b) ₹300 (c) ₹1800 (d) ₹360
39. 39.The simple interest on ₹7500 for 4 years is ₹1500. What is the rate per year? (a) 20% (b) 4% (c) 6% (d) 5%
40. 40.The simple interest on ₹2000 for 4 years is ₹880. What is the rate per year? (a) 44% (b) 12% (c) 11% (d) 10%

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