Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 578 · 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 ₹1500 at 3% per year for 4 years? (a) ₹45 (b) ₹180 (c) ₹225 (d) ₹1680
2. 2.₹2000 is invested at 3% per year simple interest. What is the amount after 4 years? (a) ₹240 (b) ₹2060 (c) ₹2240 (d) ₹2300
3. 3.₹1500 is invested at 2% per year simple interest. What is the amount after 2 years? (a) ₹1530 (b) ₹60 (c) ₹1590 (d) ₹1560
4. 4.What is the simple interest on ₹7500 at 6% per year for 4 years? (a) ₹450 (b) ₹9300 (c) ₹1800 (d) ₹2250
5. 5.In how many years will ₹5500 earn ₹2475 simple interest at 9% per year? (a) 5 years (b) 10 years (c) 6 years (d) 4 years
6. 6.What is the simple interest on ₹4000 at 11% per year for 2 years? (a) ₹4880 (b) ₹440 (c) ₹1320 (d) ₹880
7. 7.The simple interest on ₹5500 for 3 years is ₹1650. What is the rate per year? (a) 30% (b) 11% (c) 10% (d) 9%
8. 8.What is the simple interest on ₹3500 at 12% per year for 3 years? (a) ₹4760 (b) ₹420 (c) ₹1680 (d) ₹1260
9. 9.The simple interest on ₹8500 for 5 years is ₹1275. What is the rate per year? (a) 3% (b) 2% (c) 4% (d) 15%
10. 10.In how many years will ₹5500 earn ₹1540 simple interest at 7% per year? (a) 3 years (b) 8 years (c) 5 years (d) 4 years
11. 11.₹9500 is invested at 11% per year simple interest. What is the amount after 4 years? (a) ₹13680 (b) ₹4180 (c) ₹14725 (d) ₹10545
12. 12.In how many years will ₹3500 earn ₹420 simple interest at 3% per year? (a) 4 years (b) 5 years (c) 3 years (d) 8 years
13. 13.What is the simple interest on ₹5500 at 7% per year for 4 years? (a) ₹7040 (b) ₹385 (c) ₹1925 (d) ₹1540
14. 14.What is the simple interest on ₹9000 at 9% per year for 2 years? (a) ₹1620 (b) ₹2430 (c) ₹10620 (d) ₹810
15. 15.In how many years will ₹3500 earn ₹1155 simple interest at 11% per year? (a) 2 years (b) 4 years (c) 6 years (d) 3 years
16. 16.The simple interest on ₹9000 for 2 years is ₹720. What is the rate per year? (a) 4% (b) 8% (c) 5% (d) 3%
17. 17.What is the simple interest on ₹2500 at 5% per year for 3 years? (a) ₹500 (b) ₹2875 (c) ₹125 (d) ₹375
18. 18.In how many years will ₹4000 earn ₹960 simple interest at 12% per year? (a) 2 years (b) 1 year (c) 4 years (d) 3 years
19. 19.What is the simple interest on ₹4500 at 6% per year for 4 years? (a) ₹270 (b) ₹1350 (c) ₹5580 (d) ₹1080
20. 20.In how many years will ₹6500 earn ₹3575 simple interest at 11% per year? (a) 5 years (b) 4 years (c) 6 years (d) 10 years
21. 21.The simple interest on ₹4500 for 3 years is ₹1620. What is the rate per year? (a) 12% (b) 36% (c) 13% (d) 11%
22. 22.What is the simple interest on ₹6500 at 4% per year for 3 years? (a) ₹260 (b) ₹1040 (c) ₹780 (d) ₹7280
23. 23.₹9500 is invested at 11% per year simple interest. What is the amount after 5 years? (a) ₹15770 (b) ₹5225 (c) ₹14725 (d) ₹10545
24. 24.The simple interest on ₹4000 for 5 years is ₹2400. What is the rate per year? (a) 60% (b) 11% (c) 12% (d) 13%
25. 25.₹5000 is invested at 7% per year simple interest. What is the amount after 2 years? (a) ₹6050 (b) ₹5350 (c) ₹5700 (d) ₹700
26. 26.The simple interest on ₹2500 for 4 years is ₹1200. What is the rate per year? (a) 11% (b) 13% (c) 48% (d) 12%
27. 27.What is the simple interest on ₹6000 at 3% per year for 2 years? (a) ₹180 (b) ₹540 (c) ₹6360 (d) ₹360
28. 28.In how many years will ₹6000 earn ₹1800 simple interest at 10% per year? (a) 6 years (b) 3 years (c) 4 years (d) 2 years
29. 29.What is the simple interest on ₹2000 at 3% per year for 4 years? (a) ₹60 (b) ₹240 (c) ₹2240 (d) ₹300
30. 30.What is the simple interest on ₹1000 at 9% per year for 5 years? (a) ₹540 (b) ₹1450 (c) ₹90 (d) ₹450
31. 31.In how many years will ₹3000 earn ₹540 simple interest at 9% per year? (a) 2 years (b) 4 years (c) 1 year (d) 3 years
32. 32.In how many years will ₹1500 earn ₹480 simple interest at 8% per year? (a) 5 years (b) 8 years (c) 3 years (d) 4 years
33. 33.What is the simple interest on ₹1500 at 11% per year for 3 years? (a) ₹660 (b) ₹165 (c) ₹495 (d) ₹1995
34. 34.What is the simple interest on ₹4000 at 11% per year for 5 years? (a) ₹440 (b) ₹2200 (c) ₹2640 (d) ₹6200
35. 35.What is the simple interest on ₹5500 at 8% per year for 5 years? (a) ₹7700 (b) ₹2200 (c) ₹2640 (d) ₹440
36. 36.In how many years will ₹2000 earn ₹400 simple interest at 4% per year? (a) 4 years (b) 6 years (c) 10 years (d) 5 years
37. 37.The simple interest on ₹3500 for 5 years is ₹525. What is the rate per year? (a) 2% (b) 3% (c) 15% (d) 4%
38. 38.What is the simple interest on ₹7500 at 3% per year for 3 years? (a) ₹900 (b) ₹8175 (c) ₹675 (d) ₹225
39. 39.₹10000 is invested at 6% per year simple interest. What is the amount after 5 years? (a) ₹10600 (b) ₹13600 (c) ₹13000 (d) ₹3000
40. 40.₹9500 is invested at 5% per year simple interest. What is the amount after 4 years? (a) ₹1900 (b) ₹11875 (c) ₹9975 (d) ₹11400

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