Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 464 · 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 3% per year simple interest. What is the amount after 2 years? (a) ₹5995 (b) ₹330 (c) ₹5665 (d) ₹5830
2. 2.The simple interest on ₹6000 for 2 years is ₹1320. What is the rate per year? (a) 12% (b) 11% (c) 22% (d) 10%
3. 3.What is the simple interest on ₹2000 at 3% per year for 2 years? (a) ₹180 (b) ₹2120 (c) ₹60 (d) ₹120
4. 4.What is the simple interest on ₹1500 at 2% per year for 2 years? (a) ₹60 (b) ₹90 (c) ₹1560 (d) ₹30
5. 5.What is the simple interest on ₹5500 at 9% per year for 3 years? (a) ₹6985 (b) ₹1485 (c) ₹1980 (d) ₹495
6. 6.₹8000 is invested at 5% per year simple interest. What is the amount after 2 years? (a) ₹9200 (b) ₹8800 (c) ₹8400 (d) ₹800
7. 7.In how many years will ₹8500 earn ₹1360 simple interest at 4% per year? (a) 5 years (b) 4 years (c) 8 years (d) 3 years
8. 8.In how many years will ₹10000 earn ₹600 simple interest at 3% per year? (a) 2 years (b) 4 years (c) 3 years (d) 1 year
9. 9.In how many years will ₹5000 earn ₹1500 simple interest at 10% per year? (a) 3 years (b) 6 years (c) 2 years (d) 4 years
10. 10.In how many years will ₹2000 earn ₹720 simple interest at 12% per year? (a) 6 years (b) 3 years (c) 2 years (d) 4 years
11. 11.What is the simple interest on ₹4500 at 7% per year for 3 years? (a) ₹5445 (b) ₹1260 (c) ₹945 (d) ₹315
12. 12.In how many years will ₹2500 earn ₹525 simple interest at 7% per year? (a) 6 years (b) 3 years (c) 2 years (d) 4 years
13. 13.₹8000 is invested at 3% per year simple interest. What is the amount after 5 years? (a) ₹1200 (b) ₹9440 (c) ₹9200 (d) ₹8240
14. 14.The simple interest on ₹6000 for 5 years is ₹3600. What is the rate per year? (a) 60% (b) 12% (c) 11% (d) 13%
15. 15.In how many years will ₹1000 earn ₹120 simple interest at 4% per year? (a) 3 years (b) 2 years (c) 6 years (d) 4 years
16. 16.₹1000 is invested at 4% per year simple interest. What is the amount after 5 years? (a) ₹1240 (b) ₹1200 (c) ₹200 (d) ₹1040
17. 17.The simple interest on ₹3500 for 4 years is ₹560. What is the rate per year? (a) 16% (b) 5% (c) 3% (d) 4%
18. 18.In how many years will ₹4500 earn ₹1620 simple interest at 12% per year? (a) 6 years (b) 2 years (c) 4 years (d) 3 years
19. 19.In how many years will ₹4500 earn ₹1125 simple interest at 5% per year? (a) 5 years (b) 10 years (c) 4 years (d) 6 years
20. 20.₹1500 is invested at 5% per year simple interest. What is the amount after 5 years? (a) ₹1950 (b) ₹1575 (c) ₹375 (d) ₹1875
21. 21.₹3000 is invested at 5% per year simple interest. What is the amount after 2 years? (a) ₹3150 (b) ₹3450 (c) ₹300 (d) ₹3300
22. 22.The simple interest on ₹1000 for 4 years is ₹240. What is the rate per year? (a) 7% (b) 24% (c) 5% (d) 6%
23. 23.What is the simple interest on ₹10000 at 3% per year for 4 years? (a) ₹11200 (b) ₹300 (c) ₹1500 (d) ₹1200
24. 24.₹2500 is invested at 10% per year simple interest. What is the amount after 3 years? (a) ₹750 (b) ₹2750 (c) ₹3500 (d) ₹3250
25. 25.In how many years will ₹8500 earn ₹2295 simple interest at 9% per year? (a) 4 years (b) 2 years (c) 6 years (d) 3 years
26. 26.The simple interest on ₹8000 for 3 years is ₹2160. What is the rate per year? (a) 10% (b) 8% (c) 9% (d) 27%
27. 27.₹9000 is invested at 7% per year simple interest. What is the amount after 3 years? (a) ₹11520 (b) ₹1890 (c) ₹10890 (d) ₹9630
28. 28.₹3500 is invested at 3% per year simple interest. What is the amount after 3 years? (a) ₹3920 (b) ₹315 (c) ₹3605 (d) ₹3815
29. 29.The simple interest on ₹6500 for 2 years is ₹650. What is the rate per year? (a) 10% (b) 5% (c) 4% (d) 6%
30. 30.The simple interest on ₹4500 for 3 years is ₹405. What is the rate per year? (a) 4% (b) 3% (c) 2% (d) 9%
31. 31.What is the simple interest on ₹4500 at 5% per year for 5 years? (a) ₹5625 (b) ₹1125 (c) ₹1350 (d) ₹225
32. 32.What is the simple interest on ₹4000 at 5% per year for 5 years? (a) ₹5000 (b) ₹1000 (c) ₹200 (d) ₹1200
33. 33.What is the simple interest on ₹6000 at 5% per year for 2 years? (a) ₹600 (b) ₹900 (c) ₹6600 (d) ₹300
34. 34.In how many years will ₹10000 earn ₹1500 simple interest at 5% per year? (a) 3 years (b) 4 years (c) 6 years (d) 2 years
35. 35.What is the simple interest on ₹8500 at 2% per year for 4 years? (a) ₹850 (b) ₹170 (c) ₹680 (d) ₹9180
36. 36.The simple interest on ₹10000 for 5 years is ₹6000. What is the rate per year? (a) 12% (b) 60% (c) 11% (d) 13%
37. 37.What is the simple interest on ₹2000 at 10% per year for 2 years? (a) ₹600 (b) ₹400 (c) ₹2400 (d) ₹200
38. 38.The simple interest on ₹4500 for 2 years is ₹720. What is the rate per year? (a) 16% (b) 8% (c) 9% (d) 7%
39. 39.₹2000 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹2040 (b) ₹2200 (c) ₹200 (d) ₹2240
40. 40.What is the simple interest on ₹6000 at 10% per year for 3 years? (a) ₹1800 (b) ₹600 (c) ₹2400 (d) ₹7800

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