Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 374 · 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 ₹4500 at 8% per year for 2 years? (a) ₹1080 (b) ₹720 (c) ₹360 (d) ₹5220
2. 2.In how many years will ₹8500 earn ₹1360 simple interest at 8% per year? (a) 3 years (b) 4 years (c) 1 year (d) 2 years
3. 3.In how many years will ₹5000 earn ₹600 simple interest at 6% per year? (a) 1 year (b) 2 years (c) 3 years (d) 4 years
4. 4.What is the simple interest on ₹5500 at 6% per year for 3 years? (a) ₹6490 (b) ₹990 (c) ₹330 (d) ₹1320
5. 5.The simple interest on ₹2500 for 5 years is ₹625. What is the rate per year? (a) 5% (b) 25% (c) 4% (d) 6%
6. 6.The simple interest on ₹3000 for 2 years is ₹180. What is the rate per year? (a) 3% (b) 4% (c) 6% (d) 2%
7. 7.₹1500 is invested at 2% per year simple interest. What is the amount after 2 years? (a) ₹1530 (b) ₹1590 (c) ₹60 (d) ₹1560
8. 8.In how many years will ₹1500 earn ₹540 simple interest at 9% per year? (a) 8 years (b) 4 years (c) 3 years (d) 5 years
9. 9.The simple interest on ₹1000 for 5 years is ₹400. What is the rate per year? (a) 7% (b) 40% (c) 9% (d) 8%
10. 10.What is the simple interest on ₹4000 at 11% per year for 2 years? (a) ₹440 (b) ₹1320 (c) ₹880 (d) ₹4880
11. 11.What is the simple interest on ₹5000 at 12% per year for 2 years? (a) ₹1800 (b) ₹6200 (c) ₹1200 (d) ₹600
12. 12.What is the simple interest on ₹5500 at 3% per year for 3 years? (a) ₹165 (b) ₹660 (c) ₹495 (d) ₹5995
13. 13.What is the simple interest on ₹7500 at 11% per year for 5 years? (a) ₹4950 (b) ₹11625 (c) ₹825 (d) ₹4125
14. 14.The simple interest on ₹8000 for 5 years is ₹3200. What is the rate per year? (a) 8% (b) 9% (c) 40% (d) 7%
15. 15.The simple interest on ₹4000 for 3 years is ₹480. What is the rate per year? (a) 3% (b) 12% (c) 4% (d) 5%
16. 16.What is the simple interest on ₹8000 at 6% per year for 4 years? (a) ₹1920 (b) ₹2400 (c) ₹480 (d) ₹9920
17. 17.₹5000 is invested at 3% per year simple interest. What is the amount after 4 years? (a) ₹5750 (b) ₹5150 (c) ₹5600 (d) ₹600
18. 18.The simple interest on ₹6500 for 5 years is ₹3900. What is the rate per year? (a) 60% (b) 11% (c) 13% (d) 12%
19. 19.What is the simple interest on ₹8000 at 5% per year for 3 years? (a) ₹400 (b) ₹1200 (c) ₹1600 (d) ₹9200
20. 20.₹8500 is invested at 3% per year simple interest. What is the amount after 4 years? (a) ₹8755 (b) ₹9520 (c) ₹9775 (d) ₹1020
21. 21.₹9000 is invested at 2% per year simple interest. What is the amount after 2 years? (a) ₹360 (b) ₹9360 (c) ₹9180 (d) ₹9540
22. 22.The simple interest on ₹8000 for 2 years is ₹1120. What is the rate per year? (a) 8% (b) 14% (c) 6% (d) 7%
23. 23.₹2500 is invested at 8% per year simple interest. What is the amount after 5 years? (a) ₹1000 (b) ₹3500 (c) ₹3700 (d) ₹2700
24. 24.What is the simple interest on ₹2000 at 6% per year for 5 years? (a) ₹120 (b) ₹600 (c) ₹720 (d) ₹2600
25. 25.₹2500 is invested at 7% per year simple interest. What is the amount after 3 years? (a) ₹525 (b) ₹2675 (c) ₹3200 (d) ₹3025
26. 26.The simple interest on ₹2500 for 2 years is ₹450. What is the rate per year? (a) 10% (b) 9% (c) 8% (d) 18%
27. 27.₹2000 is invested at 3% per year simple interest. What is the amount after 3 years? (a) ₹180 (b) ₹2180 (c) ₹2240 (d) ₹2060
28. 28.What is the simple interest on ₹6000 at 6% per year for 3 years? (a) ₹1080 (b) ₹7080 (c) ₹1440 (d) ₹360
29. 29.What is the simple interest on ₹7000 at 4% per year for 4 years? (a) ₹1400 (b) ₹280 (c) ₹8120 (d) ₹1120
30. 30.What is the simple interest on ₹1500 at 10% per year for 3 years? (a) ₹150 (b) ₹600 (c) ₹1950 (d) ₹450
31. 31.What is the simple interest on ₹4000 at 2% per year for 2 years? (a) ₹240 (b) ₹80 (c) ₹160 (d) ₹4160
32. 32.The simple interest on ₹5500 for 2 years is ₹660. What is the rate per year? (a) 7% (b) 6% (c) 5% (d) 12%
33. 33.₹1000 is invested at 8% per year simple interest. What is the amount after 3 years? (a) ₹240 (b) ₹1240 (c) ₹1080 (d) ₹1320
34. 34.The simple interest on ₹7500 for 2 years is ₹1200. What is the rate per year? (a) 9% (b) 8% (c) 7% (d) 16%
35. 35.In how many years will ₹2500 earn ₹675 simple interest at 9% per year? (a) 6 years (b) 3 years (c) 2 years (d) 4 years
36. 36.What is the simple interest on ₹7500 at 3% per year for 3 years? (a) ₹8175 (b) ₹675 (c) ₹225 (d) ₹900
37. 37.In how many years will ₹9500 earn ₹3325 simple interest at 7% per year? (a) 6 years (b) 4 years (c) 5 years (d) 10 years
38. 38.What is the simple interest on ₹7500 at 9% per year for 5 years? (a) ₹10875 (b) ₹4050 (c) ₹3375 (d) ₹675
39. 39.In how many years will ₹7000 earn ₹1050 simple interest at 5% per year? (a) 6 years (b) 2 years (c) 4 years (d) 3 years
40. 40.In how many years will ₹9500 earn ₹570 simple interest at 3% per year? (a) 3 years (b) 1 year (c) 4 years (d) 2 years

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