Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 41 · 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 ₹9000 at 4% per year for 2 years? (a) ₹1080 (b) ₹360 (c) ₹720 (d) ₹9720
2. 2.₹5000 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹5500 (b) ₹5100 (c) ₹500 (d) ₹5600
3. 3.In how many years will ₹9000 earn ₹1620 simple interest at 6% per year? (a) 3 years (b) 4 years (c) 2 years (d) 6 years
4. 4.The simple interest on ₹5000 for 2 years is ₹1100. What is the rate per year? (a) 12% (b) 22% (c) 10% (d) 11%
5. 5.The simple interest on ₹8000 for 4 years is ₹2880. What is the rate per year? (a) 8% (b) 9% (c) 36% (d) 10%
6. 6.The simple interest on ₹7500 for 2 years is ₹1800. What is the rate per year? (a) 13% (b) 11% (c) 24% (d) 12%
7. 7.The simple interest on ₹2500 for 4 years is ₹700. What is the rate per year? (a) 6% (b) 7% (c) 28% (d) 8%
8. 8.In how many years will ₹9500 earn ₹380 simple interest at 2% per year? (a) 3 years (b) 4 years (c) 1 year (d) 2 years
9. 9.₹3000 is invested at 6% per year simple interest. What is the amount after 3 years? (a) ₹540 (b) ₹3540 (c) ₹3180 (d) ₹3720
10. 10.The simple interest on ₹3000 for 2 years is ₹360. What is the rate per year? (a) 7% (b) 12% (c) 5% (d) 6%
11. 11.₹2500 is invested at 8% per year simple interest. What is the amount after 2 years? (a) ₹3100 (b) ₹2700 (c) ₹400 (d) ₹2900
12. 12.₹10000 is invested at 5% per year simple interest. What is the amount after 4 years? (a) ₹12500 (b) ₹12000 (c) ₹2000 (d) ₹10500
13. 13.What is the simple interest on ₹10000 at 11% per year for 4 years? (a) ₹4400 (b) ₹5500 (c) ₹14400 (d) ₹1100
14. 14.In how many years will ₹1000 earn ₹480 simple interest at 12% per year? (a) 4 years (b) 8 years (c) 5 years (d) 3 years
15. 15.What is the simple interest on ₹1500 at 8% per year for 3 years? (a) ₹360 (b) ₹1860 (c) ₹480 (d) ₹120
16. 16.The simple interest on ₹5500 for 2 years is ₹1100. What is the rate per year? (a) 11% (b) 10% (c) 20% (d) 9%
17. 17.What is the simple interest on ₹7000 at 10% per year for 3 years? (a) ₹2800 (b) ₹2100 (c) ₹9100 (d) ₹700
18. 18.What is the simple interest on ₹3000 at 6% per year for 3 years? (a) ₹3540 (b) ₹720 (c) ₹540 (d) ₹180
19. 19.What is the simple interest on ₹5000 at 6% per year for 2 years? (a) ₹300 (b) ₹900 (c) ₹5600 (d) ₹600
20. 20.The simple interest on ₹3000 for 4 years is ₹960. What is the rate per year? (a) 32% (b) 7% (c) 8% (d) 9%
21. 21.The simple interest on ₹6500 for 5 years is ₹975. What is the rate per year? (a) 4% (b) 3% (c) 15% (d) 2%
22. 22.What is the simple interest on ₹3500 at 5% per year for 5 years? (a) ₹4375 (b) ₹1050 (c) ₹175 (d) ₹875
23. 23.₹1500 is invested at 3% per year simple interest. What is the amount after 3 years? (a) ₹1545 (b) ₹135 (c) ₹1680 (d) ₹1635
24. 24.₹2500 is invested at 2% per year simple interest. What is the amount after 3 years? (a) ₹150 (b) ₹2650 (c) ₹2700 (d) ₹2550
25. 25.In how many years will ₹6500 earn ₹390 simple interest at 3% per year? (a) 1 year (b) 3 years (c) 4 years (d) 2 years
26. 26.₹3000 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹3300 (b) ₹300 (c) ₹3360 (d) ₹3060
27. 27.₹8000 is invested at 4% per year simple interest. What is the amount after 2 years? (a) ₹8320 (b) ₹640 (c) ₹8640 (d) ₹8960
28. 28.In how many years will ₹1500 earn ₹540 simple interest at 9% per year? (a) 3 years (b) 4 years (c) 5 years (d) 8 years
29. 29.What is the simple interest on ₹8000 at 8% per year for 5 years? (a) ₹3840 (b) ₹3200 (c) ₹640 (d) ₹11200
30. 30.In how many years will ₹5500 earn ₹2640 simple interest at 12% per year? (a) 3 years (b) 4 years (c) 8 years (d) 5 years
31. 31.In how many years will ₹9500 earn ₹2660 simple interest at 7% per year? (a) 5 years (b) 8 years (c) 4 years (d) 3 years
32. 32.In how many years will ₹1000 earn ₹210 simple interest at 7% per year? (a) 4 years (b) 3 years (c) 2 years (d) 6 years
33. 33.In how many years will ₹4000 earn ₹480 simple interest at 4% per year? (a) 2 years (b) 3 years (c) 4 years (d) 6 years
34. 34.₹9500 is invested at 6% per year simple interest. What is the amount after 4 years? (a) ₹11780 (b) ₹12350 (c) ₹2280 (d) ₹10070
35. 35.The simple interest on ₹4000 for 2 years is ₹560. What is the rate per year? (a) 8% (b) 7% (c) 14% (d) 6%
36. 36.In how many years will ₹8000 earn ₹720 simple interest at 3% per year? (a) 6 years (b) 2 years (c) 4 years (d) 3 years
37. 37.In how many years will ₹1000 earn ₹440 simple interest at 11% per year? (a) 4 years (b) 3 years (c) 5 years (d) 8 years
38. 38.₹5500 is invested at 7% per year simple interest. What is the amount after 3 years? (a) ₹5885 (b) ₹6655 (c) ₹7040 (d) ₹1155
39. 39.What is the simple interest on ₹5000 at 9% per year for 3 years? (a) ₹6350 (b) ₹450 (c) ₹1800 (d) ₹1350
40. 40.In how many years will ₹5500 earn ₹1540 simple interest at 7% per year? (a) 8 years (b) 5 years (c) 4 years (d) 3 years

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