Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 910 · 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.₹5500 is invested at 11% per year simple interest. What is the amount after 2 years? (a) ₹7315 (b) ₹6105 (c) ₹1210 (d) ₹6710
2. 2.₹3500 is invested at 4% per year simple interest. What is the amount after 4 years? (a) ₹4060 (b) ₹4200 (c) ₹560 (d) ₹3640
3. 3.₹2500 is invested at 2% per year simple interest. What is the amount after 4 years? (a) ₹2550 (b) ₹2750 (c) ₹2700 (d) ₹200
4. 4.₹2500 is invested at 3% per year simple interest. What is the amount after 2 years? (a) ₹150 (b) ₹2650 (c) ₹2725 (d) ₹2575
5. 5.The simple interest on ₹10000 for 2 years is ₹1200. What is the rate per year? (a) 6% (b) 7% (c) 5% (d) 12%
6. 6.₹6000 is invested at 3% per year simple interest. What is the amount after 3 years? (a) ₹6540 (b) ₹6180 (c) ₹540 (d) ₹6720
7. 7.₹8500 is invested at 8% per year simple interest. What is the amount after 2 years? (a) ₹9180 (b) ₹10540 (c) ₹1360 (d) ₹9860
8. 8.What is the simple interest on ₹3500 at 7% per year for 3 years? (a) ₹980 (b) ₹4235 (c) ₹245 (d) ₹735
9. 9.What is the simple interest on ₹5000 at 10% per year for 4 years? (a) ₹500 (b) ₹2500 (c) ₹7000 (d) ₹2000
10. 10.The simple interest on ₹2500 for 3 years is ₹900. What is the rate per year? (a) 11% (b) 12% (c) 13% (d) 36%
11. 11.The simple interest on ₹6000 for 3 years is ₹360. What is the rate per year? (a) 3% (b) 6% (c) 1% (d) 2%
12. 12.What is the simple interest on ₹2500 at 8% per year for 3 years? (a) ₹3100 (b) ₹800 (c) ₹600 (d) ₹200
13. 13.₹2000 is invested at 4% per year simple interest. What is the amount after 2 years? (a) ₹2240 (b) ₹160 (c) ₹2080 (d) ₹2160
14. 14.The simple interest on ₹5000 for 2 years is ₹400. What is the rate per year? (a) 5% (b) 3% (c) 4% (d) 8%
15. 15.The simple interest on ₹8500 for 3 years is ₹1785. What is the rate per year? (a) 7% (b) 21% (c) 6% (d) 8%
16. 16.The simple interest on ₹7000 for 2 years is ₹280. What is the rate per year? (a) 3% (b) 2% (c) 1% (d) 4%
17. 17.₹1500 is invested at 6% per year simple interest. What is the amount after 5 years? (a) ₹450 (b) ₹2040 (c) ₹1950 (d) ₹1590
18. 18.The simple interest on ₹7000 for 3 years is ₹420. What is the rate per year? (a) 3% (b) 6% (c) 1% (d) 2%
19. 19.₹5500 is invested at 10% per year simple interest. What is the amount after 2 years? (a) ₹7150 (b) ₹6600 (c) ₹1100 (d) ₹6050
20. 20.What is the simple interest on ₹5000 at 7% per year for 3 years? (a) ₹350 (b) ₹1400 (c) ₹6050 (d) ₹1050
21. 21.₹9000 is invested at 11% per year simple interest. What is the amount after 4 years? (a) ₹9990 (b) ₹12960 (c) ₹3960 (d) ₹13950
22. 22.The simple interest on ₹6500 for 3 years is ₹975. What is the rate per year? (a) 4% (b) 5% (c) 15% (d) 6%
23. 23.The simple interest on ₹8000 for 2 years is ₹640. What is the rate per year? (a) 8% (b) 4% (c) 3% (d) 5%
24. 24.What is the simple interest on ₹3000 at 3% per year for 4 years? (a) ₹3360 (b) ₹450 (c) ₹90 (d) ₹360
25. 25.The simple interest on ₹3000 for 2 years is ₹300. What is the rate per year? (a) 5% (b) 10% (c) 6% (d) 4%
26. 26.In how many years will ₹2000 earn ₹240 simple interest at 3% per year? (a) 4 years (b) 3 years (c) 5 years (d) 8 years
27. 27.The simple interest on ₹7500 for 3 years is ₹450. What is the rate per year? (a) 6% (b) 2% (c) 3% (d) 1%
28. 28.The simple interest on ₹5500 for 5 years is ₹3025. What is the rate per year? (a) 55% (b) 12% (c) 10% (d) 11%
29. 29.What is the simple interest on ₹2000 at 4% per year for 3 years? (a) ₹240 (b) ₹320 (c) ₹2240 (d) ₹80
30. 30.The simple interest on ₹5500 for 3 years is ₹1485. What is the rate per year? (a) 8% (b) 10% (c) 9% (d) 27%
31. 31.The simple interest on ₹7500 for 3 years is ₹2700. What is the rate per year? (a) 12% (b) 36% (c) 11% (d) 13%
32. 32.In how many years will ₹9000 earn ₹720 simple interest at 4% per year? (a) 1 year (b) 4 years (c) 2 years (d) 3 years
33. 33.In how many years will ₹1000 earn ₹200 simple interest at 10% per year? (a) 1 year (b) 4 years (c) 3 years (d) 2 years
34. 34.₹1500 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹150 (b) ₹1650 (c) ₹1530 (d) ₹1680
35. 35.The simple interest on ₹2000 for 4 years is ₹880. What is the rate per year? (a) 44% (b) 10% (c) 11% (d) 12%
36. 36.The simple interest on ₹1500 for 2 years is ₹150. What is the rate per year? (a) 5% (b) 4% (c) 10% (d) 6%
37. 37.In how many years will ₹3000 earn ₹1200 simple interest at 10% per year? (a) 8 years (b) 5 years (c) 3 years (d) 4 years
38. 38.₹3000 is invested at 9% per year simple interest. What is the amount after 2 years? (a) ₹3810 (b) ₹3540 (c) ₹3270 (d) ₹540
39. 39.The simple interest on ₹9000 for 2 years is ₹1620. What is the rate per year? (a) 8% (b) 9% (c) 18% (d) 10%
40. 40.₹8000 is invested at 3% per year simple interest. What is the amount after 2 years? (a) ₹480 (b) ₹8240 (c) ₹8720 (d) ₹8480

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