Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 746 · 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.In how many years will ₹4000 earn ₹240 simple interest at 2% per year? (a) 6 years (b) 2 years (c) 3 years (d) 4 years
2. 2.The simple interest on ₹2000 for 4 years is ₹960. What is the rate per year? (a) 11% (b) 12% (c) 48% (d) 13%
3. 3.What is the simple interest on ₹2500 at 12% per year for 2 years? (a) ₹900 (b) ₹3100 (c) ₹600 (d) ₹300
4. 4.What is the simple interest on ₹9000 at 8% per year for 3 years? (a) ₹720 (b) ₹2880 (c) ₹11160 (d) ₹2160
5. 5.What is the simple interest on ₹2500 at 4% per year for 5 years? (a) ₹100 (b) ₹3000 (c) ₹600 (d) ₹500
6. 6.What is the simple interest on ₹2000 at 2% per year for 4 years? (a) ₹160 (b) ₹200 (c) ₹40 (d) ₹2160
7. 7.What is the simple interest on ₹9500 at 2% per year for 4 years? (a) ₹760 (b) ₹10260 (c) ₹950 (d) ₹190
8. 8.₹9000 is invested at 12% per year simple interest. What is the amount after 5 years? (a) ₹15480 (b) ₹10080 (c) ₹5400 (d) ₹14400
9. 9.In how many years will ₹8000 earn ₹3520 simple interest at 11% per year? (a) 3 years (b) 4 years (c) 8 years (d) 5 years
10. 10.In how many years will ₹1500 earn ₹120 simple interest at 4% per year? (a) 4 years (b) 2 years (c) 1 year (d) 3 years
11. 11.In how many years will ₹9500 earn ₹4750 simple interest at 10% per year? (a) 10 years (b) 6 years (c) 5 years (d) 4 years
12. 12.What is the simple interest on ₹9000 at 11% per year for 4 years? (a) ₹3960 (b) ₹12960 (c) ₹4950 (d) ₹990
13. 13.What is the simple interest on ₹9000 at 8% per year for 2 years? (a) ₹10440 (b) ₹720 (c) ₹2160 (d) ₹1440
14. 14.In how many years will ₹4000 earn ₹600 simple interest at 5% per year? (a) 4 years (b) 6 years (c) 3 years (d) 2 years
15. 15.The simple interest on ₹9500 for 2 years is ₹2090. What is the rate per year? (a) 11% (b) 10% (c) 12% (d) 22%
16. 16.What is the simple interest on ₹6000 at 4% per year for 4 years? (a) ₹960 (b) ₹6960 (c) ₹240 (d) ₹1200
17. 17.The simple interest on ₹7000 for 5 years is ₹4200. What is the rate per year? (a) 60% (b) 13% (c) 11% (d) 12%
18. 18.₹1500 is invested at 9% per year simple interest. What is the amount after 3 years? (a) ₹1635 (b) ₹2040 (c) ₹405 (d) ₹1905
19. 19.In how many years will ₹7000 earn ₹2520 simple interest at 9% per year? (a) 4 years (b) 8 years (c) 3 years (d) 5 years
20. 20.The simple interest on ₹7000 for 4 years is ₹2520. What is the rate per year? (a) 10% (b) 36% (c) 9% (d) 8%
21. 21.The simple interest on ₹1500 for 5 years is ₹750. What is the rate per year? (a) 10% (b) 11% (c) 50% (d) 9%
22. 22.The simple interest on ₹6000 for 2 years is ₹960. What is the rate per year? (a) 9% (b) 16% (c) 7% (d) 8%
23. 23.₹9500 is invested at 5% per year simple interest. What is the amount after 5 years? (a) ₹9975 (b) ₹2375 (c) ₹11875 (d) ₹12350
24. 24.The simple interest on ₹1500 for 4 years is ₹360. What is the rate per year? (a) 6% (b) 5% (c) 7% (d) 24%
25. 25.In how many years will ₹5000 earn ₹2750 simple interest at 11% per year? (a) 6 years (b) 10 years (c) 4 years (d) 5 years
26. 26.In how many years will ₹8500 earn ₹1275 simple interest at 5% per year? (a) 2 years (b) 3 years (c) 6 years (d) 4 years
27. 27.The simple interest on ₹6000 for 2 years is ₹360. What is the rate per year? (a) 2% (b) 4% (c) 3% (d) 6%
28. 28.In how many years will ₹6000 earn ₹1440 simple interest at 8% per year? (a) 2 years (b) 6 years (c) 4 years (d) 3 years
29. 29.What is the simple interest on ₹2500 at 2% per year for 4 years? (a) ₹50 (b) ₹2700 (c) ₹200 (d) ₹250
30. 30.The simple interest on ₹3500 for 5 years is ₹1225. What is the rate per year? (a) 7% (b) 8% (c) 35% (d) 6%
31. 31.The simple interest on ₹8500 for 4 years is ₹1700. What is the rate per year? (a) 5% (b) 6% (c) 20% (d) 4%
32. 32.In how many years will ₹7500 earn ₹2700 simple interest at 9% per year? (a) 8 years (b) 5 years (c) 3 years (d) 4 years
33. 33.What is the simple interest on ₹8500 at 2% per year for 2 years? (a) ₹8840 (b) ₹170 (c) ₹340 (d) ₹510
34. 34.What is the simple interest on ₹7000 at 7% per year for 4 years? (a) ₹8960 (b) ₹490 (c) ₹2450 (d) ₹1960
35. 35.What is the simple interest on ₹1500 at 2% per year for 2 years? (a) ₹90 (b) ₹30 (c) ₹60 (d) ₹1560
36. 36.What is the simple interest on ₹6500 at 6% per year for 2 years? (a) ₹7280 (b) ₹1170 (c) ₹780 (d) ₹390
37. 37.₹1000 is invested at 12% per year simple interest. What is the amount after 5 years? (a) ₹1720 (b) ₹1120 (c) ₹1600 (d) ₹600
38. 38.In how many years will ₹6000 earn ₹3300 simple interest at 11% per year? (a) 5 years (b) 4 years (c) 10 years (d) 6 years
39. 39.The simple interest on ₹1500 for 3 years is ₹360. What is the rate per year? (a) 9% (b) 24% (c) 8% (d) 7%
40. 40.The simple interest on ₹4000 for 3 years is ₹1440. What is the rate per year? (a) 36% (b) 12% (c) 11% (d) 13%

Free maths olympiad lessons, practice and worksheets at talentjr.in/maths-olympiad