Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 175 · 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 12% per year simple interest. What is the amount after 4 years? (a) ₹2640 (b) ₹8800 (c) ₹6160 (d) ₹8140
2. 2.What is the simple interest on ₹9000 at 12% per year for 2 years? (a) ₹1080 (b) ₹11160 (c) ₹2160 (d) ₹3240
3. 3.In how many years will ₹7000 earn ₹630 simple interest at 3% per year? (a) 3 years (b) 6 years (c) 4 years (d) 2 years
4. 4.₹6000 is invested at 5% per year simple interest. What is the amount after 3 years? (a) ₹7200 (b) ₹6300 (c) ₹900 (d) ₹6900
5. 5.What is the simple interest on ₹2000 at 7% per year for 5 years? (a) ₹140 (b) ₹700 (c) ₹2700 (d) ₹840
6. 6.What is the simple interest on ₹2000 at 2% per year for 5 years? (a) ₹200 (b) ₹2200 (c) ₹240 (d) ₹40
7. 7.₹5500 is invested at 11% per year simple interest. What is the amount after 3 years? (a) ₹7920 (b) ₹6105 (c) ₹7315 (d) ₹1815
8. 8.₹9500 is invested at 6% per year simple interest. What is the amount after 3 years? (a) ₹11780 (b) ₹1710 (c) ₹10070 (d) ₹11210
9. 9.What is the simple interest on ₹4500 at 4% per year for 3 years? (a) ₹540 (b) ₹180 (c) ₹720 (d) ₹5040
10. 10.₹9500 is invested at 3% per year simple interest. What is the amount after 3 years? (a) ₹10640 (b) ₹855 (c) ₹9785 (d) ₹10355
11. 11.₹8000 is invested at 9% per year simple interest. What is the amount after 2 years? (a) ₹8720 (b) ₹9440 (c) ₹10160 (d) ₹1440
12. 12.The simple interest on ₹2000 for 3 years is ₹240. What is the rate per year? (a) 12% (b) 5% (c) 4% (d) 3%
13. 13.₹3000 is invested at 4% per year simple interest. What is the amount after 5 years? (a) ₹3600 (b) ₹3120 (c) ₹600 (d) ₹3720
14. 14.In how many years will ₹6500 earn ₹1170 simple interest at 6% per year? (a) 4 years (b) 3 years (c) 2 years (d) 6 years
15. 15.In how many years will ₹9000 earn ₹1350 simple interest at 5% per year? (a) 6 years (b) 3 years (c) 4 years (d) 2 years
16. 16.₹8500 is invested at 5% per year simple interest. What is the amount after 4 years? (a) ₹1700 (b) ₹8925 (c) ₹10625 (d) ₹10200
17. 17.₹7000 is invested at 4% per year simple interest. What is the amount after 2 years? (a) ₹7280 (b) ₹560 (c) ₹7560 (d) ₹7840
18. 18.What is the simple interest on ₹3000 at 3% per year for 3 years? (a) ₹90 (b) ₹270 (c) ₹3270 (d) ₹360
19. 19.₹8000 is invested at 5% per year simple interest. What is the amount after 5 years? (a) ₹10000 (b) ₹2000 (c) ₹8400 (d) ₹10400
20. 20.The simple interest on ₹5000 for 4 years is ₹1000. What is the rate per year? (a) 5% (b) 6% (c) 4% (d) 20%
21. 21.The simple interest on ₹2500 for 5 years is ₹1250. What is the rate per year? (a) 10% (b) 50% (c) 11% (d) 9%
22. 22.₹8000 is invested at 6% per year simple interest. What is the amount after 4 years? (a) ₹1920 (b) ₹9920 (c) ₹10400 (d) ₹8480
23. 23.The simple interest on ₹7500 for 4 years is ₹2100. What is the rate per year? (a) 8% (b) 28% (c) 7% (d) 6%
24. 24.In how many years will ₹4500 earn ₹900 simple interest at 10% per year? (a) 4 years (b) 1 year (c) 2 years (d) 3 years
25. 25.The simple interest on ₹2000 for 2 years is ₹280. What is the rate per year? (a) 8% (b) 7% (c) 6% (d) 14%
26. 26.What is the simple interest on ₹2000 at 5% per year for 2 years? (a) ₹300 (b) ₹100 (c) ₹200 (d) ₹2200
27. 27.In how many years will ₹3500 earn ₹560 simple interest at 8% per year? (a) 2 years (b) 1 year (c) 3 years (d) 4 years
28. 28.In how many years will ₹6000 earn ₹1260 simple interest at 7% per year? (a) 4 years (b) 2 years (c) 3 years (d) 6 years
29. 29.The simple interest on ₹6500 for 5 years is ₹975. What is the rate per year? (a) 15% (b) 2% (c) 3% (d) 4%
30. 30.₹7500 is invested at 4% per year simple interest. What is the amount after 4 years? (a) ₹9000 (b) ₹7800 (c) ₹8700 (d) ₹1200
31. 31.What is the simple interest on ₹5500 at 7% per year for 3 years? (a) ₹6655 (b) ₹1540 (c) ₹1155 (d) ₹385
32. 32.₹4000 is invested at 3% per year simple interest. What is the amount after 2 years? (a) ₹4240 (b) ₹4120 (c) ₹240 (d) ₹4360
33. 33.What is the simple interest on ₹3500 at 2% per year for 3 years? (a) ₹3710 (b) ₹70 (c) ₹280 (d) ₹210
34. 34.In how many years will ₹2500 earn ₹300 simple interest at 6% per year? (a) 1 year (b) 4 years (c) 2 years (d) 3 years
35. 35.The simple interest on ₹5500 for 4 years is ₹1540. What is the rate per year? (a) 8% (b) 7% (c) 28% (d) 6%
36. 36.What is the simple interest on ₹5500 at 2% per year for 2 years? (a) ₹330 (b) ₹5720 (c) ₹220 (d) ₹110
37. 37.In how many years will ₹7000 earn ₹840 simple interest at 3% per year? (a) 8 years (b) 3 years (c) 5 years (d) 4 years
38. 38.₹7000 is invested at 12% per year simple interest. What is the amount after 3 years? (a) ₹2520 (b) ₹9520 (c) ₹10360 (d) ₹7840
39. 39.The simple interest on ₹6500 for 5 years is ₹1300. What is the rate per year? (a) 5% (b) 20% (c) 3% (d) 4%
40. 40.₹5000 is invested at 6% per year simple interest. What is the amount after 2 years? (a) ₹5300 (b) ₹5900 (c) ₹5600 (d) ₹600

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