Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 878 · 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 ₹1000 at 11% per year for 2 years? (a) ₹220 (b) ₹1220 (c) ₹330 (d) ₹110
2. 2.What is the simple interest on ₹4500 at 2% per year for 4 years? (a) ₹450 (b) ₹4860 (c) ₹90 (d) ₹360
3. 3.What is the simple interest on ₹5500 at 10% per year for 2 years? (a) ₹550 (b) ₹6600 (c) ₹1650 (d) ₹1100
4. 4.₹4500 is invested at 9% per year simple interest. What is the amount after 5 years? (a) ₹4905 (b) ₹2025 (c) ₹6930 (d) ₹6525
5. 5.What is the simple interest on ₹1000 at 9% per year for 3 years? (a) ₹270 (b) ₹1270 (c) ₹90 (d) ₹360
6. 6.In how many years will ₹1500 earn ₹210 simple interest at 7% per year? (a) 4 years (b) 3 years (c) 2 years (d) 1 year
7. 7.In how many years will ₹4000 earn ₹480 simple interest at 6% per year? (a) 1 year (b) 3 years (c) 4 years (d) 2 years
8. 8.₹6500 is invested at 10% per year simple interest. What is the amount after 4 years? (a) ₹2600 (b) ₹9750 (c) ₹9100 (d) ₹7150
9. 9.In how many years will ₹9500 earn ₹760 simple interest at 4% per year? (a) 3 years (b) 1 year (c) 4 years (d) 2 years
10. 10.What is the simple interest on ₹3000 at 2% per year for 4 years? (a) ₹300 (b) ₹240 (c) ₹3240 (d) ₹60
11. 11.₹2500 is invested at 2% per year simple interest. What is the amount after 4 years? (a) ₹2750 (b) ₹2550 (c) ₹200 (d) ₹2700
12. 12.What is the simple interest on ₹7500 at 7% per year for 3 years? (a) ₹2100 (b) ₹9075 (c) ₹1575 (d) ₹525
13. 13.What is the simple interest on ₹10000 at 12% per year for 4 years? (a) ₹1200 (b) ₹4800 (c) ₹6000 (d) ₹14800
14. 14.In how many years will ₹8500 earn ₹5100 simple interest at 12% per year? (a) 5 years (b) 10 years (c) 6 years (d) 4 years
15. 15.What is the simple interest on ₹1000 at 2% per year for 4 years? (a) ₹100 (b) ₹1080 (c) ₹20 (d) ₹80
16. 16.₹10000 is invested at 12% per year simple interest. What is the amount after 2 years? (a) ₹13600 (b) ₹11200 (c) ₹12400 (d) ₹2400
17. 17.In how many years will ₹6000 earn ₹1500 simple interest at 5% per year? (a) 4 years (b) 10 years (c) 6 years (d) 5 years
18. 18.What is the simple interest on ₹1500 at 6% per year for 5 years? (a) ₹450 (b) ₹1950 (c) ₹90 (d) ₹540
19. 19.What is the simple interest on ₹2000 at 3% per year for 2 years? (a) ₹2120 (b) ₹180 (c) ₹120 (d) ₹60
20. 20.₹3000 is invested at 5% per year simple interest. What is the amount after 4 years? (a) ₹3150 (b) ₹600 (c) ₹3750 (d) ₹3600
21. 21.The simple interest on ₹6000 for 2 years is ₹1440. What is the rate per year? (a) 13% (b) 12% (c) 24% (d) 11%
22. 22.What is the simple interest on ₹8000 at 6% per year for 5 years? (a) ₹10400 (b) ₹2880 (c) ₹480 (d) ₹2400
23. 23.₹1500 is invested at 6% per year simple interest. What is the amount after 2 years? (a) ₹1770 (b) ₹180 (c) ₹1680 (d) ₹1590
24. 24.In how many years will ₹1500 earn ₹660 simple interest at 11% per year? (a) 3 years (b) 4 years (c) 5 years (d) 8 years
25. 25.₹3000 is invested at 7% per year simple interest. What is the amount after 5 years? (a) ₹3210 (b) ₹4260 (c) ₹1050 (d) ₹4050
26. 26.₹3500 is invested at 7% per year simple interest. What is the amount after 4 years? (a) ₹980 (b) ₹4725 (c) ₹3745 (d) ₹4480
27. 27.What is the simple interest on ₹7000 at 6% per year for 2 years? (a) ₹420 (b) ₹1260 (c) ₹7840 (d) ₹840
28. 28.What is the simple interest on ₹2500 at 9% per year for 4 years? (a) ₹1125 (b) ₹900 (c) ₹225 (d) ₹3400
29. 29.The simple interest on ₹7000 for 5 years is ₹700. What is the rate per year? (a) 1% (b) 10% (c) 2% (d) 3%
30. 30.₹8000 is invested at 7% per year simple interest. What is the amount after 5 years? (a) ₹2800 (b) ₹8560 (c) ₹11360 (d) ₹10800
31. 31.In how many years will ₹5000 earn ₹1350 simple interest at 9% per year? (a) 6 years (b) 4 years (c) 3 years (d) 2 years
32. 32.₹7500 is invested at 4% per year simple interest. What is the amount after 2 years? (a) ₹8400 (b) ₹600 (c) ₹7800 (d) ₹8100
33. 33.₹6000 is invested at 3% per year simple interest. What is the amount after 4 years? (a) ₹6720 (b) ₹720 (c) ₹6180 (d) ₹6900
34. 34.What is the simple interest on ₹3000 at 10% per year for 2 years? (a) ₹3600 (b) ₹900 (c) ₹600 (d) ₹300
35. 35.₹9000 is invested at 2% per year simple interest. What is the amount after 2 years? (a) ₹360 (b) ₹9360 (c) ₹9180 (d) ₹9540
36. 36.The simple interest on ₹2500 for 5 years is ₹250. What is the rate per year? (a) 3% (b) 10% (c) 2% (d) 1%
37. 37.₹4000 is invested at 5% per year simple interest. What is the amount after 4 years? (a) ₹5000 (b) ₹4800 (c) ₹800 (d) ₹4200
38. 38.The simple interest on ₹3000 for 3 years is ₹360. What is the rate per year? (a) 3% (b) 5% (c) 12% (d) 4%
39. 39.₹2000 is invested at 5% per year simple interest. What is the amount after 3 years? (a) ₹2300 (b) ₹2400 (c) ₹2100 (d) ₹300
40. 40.What is the simple interest on ₹5500 at 7% per year for 2 years? (a) ₹1155 (b) ₹6270 (c) ₹385 (d) ₹770

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