Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 194 · 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 ₹5500 at 3% per year for 4 years? (a) ₹825 (b) ₹165 (c) ₹6160 (d) ₹660
2. 2.What is the simple interest on ₹2500 at 2% per year for 5 years? (a) ₹250 (b) ₹2750 (c) ₹300 (d) ₹50
3. 3.The simple interest on ₹8500 for 3 years is ₹510. What is the rate per year? (a) 3% (b) 6% (c) 1% (d) 2%
4. 4.In how many years will ₹1000 earn ₹160 simple interest at 8% per year? (a) 2 years (b) 1 year (c) 4 years (d) 3 years
5. 5.What is the simple interest on ₹1000 at 2% per year for 2 years? (a) ₹20 (b) ₹60 (c) ₹1040 (d) ₹40
6. 6.₹9500 is invested at 12% per year simple interest. What is the amount after 4 years? (a) ₹15200 (b) ₹14060 (c) ₹4560 (d) ₹10640
7. 7.What is the simple interest on ₹10000 at 10% per year for 3 years? (a) ₹1000 (b) ₹4000 (c) ₹13000 (d) ₹3000
8. 8.In how many years will ₹5000 earn ₹1750 simple interest at 7% per year? (a) 6 years (b) 10 years (c) 4 years (d) 5 years
9. 9.The simple interest on ₹7000 for 4 years is ₹840. What is the rate per year? (a) 3% (b) 2% (c) 12% (d) 4%
10. 10.In how many years will ₹5000 earn ₹2750 simple interest at 11% per year? (a) 6 years (b) 4 years (c) 10 years (d) 5 years
11. 11.The simple interest on ₹9000 for 2 years is ₹1620. What is the rate per year? (a) 8% (b) 9% (c) 10% (d) 18%
12. 12.What is the simple interest on ₹5500 at 9% per year for 3 years? (a) ₹1980 (b) ₹495 (c) ₹6985 (d) ₹1485
13. 13.In how many years will ₹6500 earn ₹780 simple interest at 4% per year? (a) 2 years (b) 6 years (c) 3 years (d) 4 years
14. 14.What is the simple interest on ₹5000 at 5% per year for 2 years? (a) ₹500 (b) ₹5500 (c) ₹750 (d) ₹250
15. 15.₹3500 is invested at 4% per year simple interest. What is the amount after 5 years? (a) ₹700 (b) ₹3640 (c) ₹4200 (d) ₹4340
16. 16.In how many years will ₹6000 earn ₹900 simple interest at 3% per year? (a) 5 years (b) 4 years (c) 6 years (d) 10 years
17. 17.The simple interest on ₹8000 for 5 years is ₹1600. What is the rate per year? (a) 20% (b) 5% (c) 4% (d) 3%
18. 18.In how many years will ₹7500 earn ₹2025 simple interest at 9% per year? (a) 4 years (b) 2 years (c) 6 years (d) 3 years
19. 19.₹9000 is invested at 9% per year simple interest. What is the amount after 4 years? (a) ₹9810 (b) ₹12240 (c) ₹13050 (d) ₹3240
20. 20.What is the simple interest on ₹6500 at 3% per year for 4 years? (a) ₹780 (b) ₹195 (c) ₹7280 (d) ₹975
21. 21.What is the simple interest on ₹2000 at 8% per year for 3 years? (a) ₹480 (b) ₹2480 (c) ₹640 (d) ₹160
22. 22.₹2500 is invested at 4% per year simple interest. What is the amount after 3 years? (a) ₹300 (b) ₹2600 (c) ₹2900 (d) ₹2800
23. 23.The simple interest on ₹4500 for 2 years is ₹630. What is the rate per year? (a) 8% (b) 7% (c) 6% (d) 14%
24. 24.The simple interest on ₹5000 for 5 years is ₹1250. What is the rate per year? (a) 5% (b) 6% (c) 25% (d) 4%
25. 25.In how many years will ₹6000 earn ₹2880 simple interest at 12% per year? (a) 4 years (b) 8 years (c) 5 years (d) 3 years
26. 26.In how many years will ₹5000 earn ₹600 simple interest at 6% per year? (a) 1 year (b) 2 years (c) 4 years (d) 3 years
27. 27.In how many years will ₹9500 earn ₹5225 simple interest at 11% per year? (a) 6 years (b) 4 years (c) 5 years (d) 10 years
28. 28.In how many years will ₹7500 earn ₹1875 simple interest at 5% per year? (a) 4 years (b) 5 years (c) 6 years (d) 10 years
29. 29.In how many years will ₹1000 earn ₹60 simple interest at 3% per year? (a) 1 year (b) 4 years (c) 3 years (d) 2 years
30. 30.The simple interest on ₹8500 for 4 years is ₹3060. What is the rate per year? (a) 36% (b) 9% (c) 10% (d) 8%
31. 31.What is the simple interest on ₹5000 at 9% per year for 4 years? (a) ₹2250 (b) ₹1800 (c) ₹450 (d) ₹6800
32. 32.What is the simple interest on ₹8500 at 12% per year for 2 years? (a) ₹2040 (b) ₹10540 (c) ₹3060 (d) ₹1020
33. 33.What is the simple interest on ₹9000 at 2% per year for 2 years? (a) ₹9360 (b) ₹360 (c) ₹180 (d) ₹540
34. 34.The simple interest on ₹8500 for 4 years is ₹3400. What is the rate per year? (a) 11% (b) 40% (c) 9% (d) 10%
35. 35.₹9500 is invested at 12% per year simple interest. What is the amount after 5 years? (a) ₹5700 (b) ₹10640 (c) ₹15200 (d) ₹16340
36. 36.₹1500 is invested at 10% per year simple interest. What is the amount after 2 years? (a) ₹300 (b) ₹1950 (c) ₹1650 (d) ₹1800
37. 37.In how many years will ₹6500 earn ₹650 simple interest at 2% per year? (a) 6 years (b) 10 years (c) 5 years (d) 4 years
38. 38.What is the simple interest on ₹1500 at 2% per year for 2 years? (a) ₹1560 (b) ₹30 (c) ₹90 (d) ₹60
39. 39.What is the simple interest on ₹5000 at 10% per year for 2 years? (a) ₹500 (b) ₹1500 (c) ₹1000 (d) ₹6000
40. 40.₹1000 is invested at 4% per year simple interest. What is the amount after 5 years? (a) ₹1040 (b) ₹200 (c) ₹1240 (d) ₹1200

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