Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 769 · 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.₹2000 is invested at 7% per year simple interest. What is the amount after 3 years? (a) ₹420 (b) ₹2560 (c) ₹2420 (d) ₹2140
2. 2.What is the simple interest on ₹6500 at 3% per year for 4 years? (a) ₹7280 (b) ₹195 (c) ₹780 (d) ₹975
3. 3.What is the simple interest on ₹2000 at 2% per year for 4 years? (a) ₹2160 (b) ₹40 (c) ₹200 (d) ₹160
4. 4.The simple interest on ₹4000 for 3 years is ₹480. What is the rate per year? (a) 3% (b) 5% (c) 4% (d) 12%
5. 5.In how many years will ₹1500 earn ₹225 simple interest at 3% per year? (a) 10 years (b) 6 years (c) 5 years (d) 4 years
6. 6.What is the simple interest on ₹2000 at 4% per year for 2 years? (a) ₹80 (b) ₹160 (c) ₹240 (d) ₹2160
7. 7.In how many years will ₹9500 earn ₹1140 simple interest at 4% per year? (a) 2 years (b) 6 years (c) 3 years (d) 4 years
8. 8.₹4000 is invested at 9% per year simple interest. What is the amount after 5 years? (a) ₹6160 (b) ₹1800 (c) ₹4360 (d) ₹5800
9. 9.₹8500 is invested at 8% per year simple interest. What is the amount after 2 years? (a) ₹9180 (b) ₹9860 (c) ₹10540 (d) ₹1360
10. 10.The simple interest on ₹9000 for 2 years is ₹540. What is the rate per year? (a) 4% (b) 6% (c) 2% (d) 3%
11. 11.The simple interest on ₹6000 for 2 years is ₹480. What is the rate per year? (a) 3% (b) 5% (c) 4% (d) 8%
12. 12.In how many years will ₹9000 earn ₹1350 simple interest at 5% per year? (a) 3 years (b) 4 years (c) 2 years (d) 6 years
13. 13.In how many years will ₹3000 earn ₹360 simple interest at 6% per year? (a) 3 years (b) 1 year (c) 2 years (d) 4 years
14. 14.₹6500 is invested at 11% per year simple interest. What is the amount after 2 years? (a) ₹7930 (b) ₹8645 (c) ₹1430 (d) ₹7215
15. 15.What is the simple interest on ₹4000 at 10% per year for 2 years? (a) ₹400 (b) ₹4800 (c) ₹1200 (d) ₹800
16. 16.₹8500 is invested at 10% per year simple interest. What is the amount after 2 years? (a) ₹10200 (b) ₹1700 (c) ₹11050 (d) ₹9350
17. 17.What is the simple interest on ₹1000 at 2% per year for 2 years? (a) ₹1040 (b) ₹20 (c) ₹60 (d) ₹40
18. 18.₹6000 is invested at 8% per year simple interest. What is the amount after 3 years? (a) ₹6480 (b) ₹1440 (c) ₹7920 (d) ₹7440
19. 19.The simple interest on ₹6500 for 2 years is ₹650. What is the rate per year? (a) 10% (b) 6% (c) 5% (d) 4%
20. 20.₹2000 is invested at 7% per year simple interest. What is the amount after 4 years? (a) ₹560 (b) ₹2560 (c) ₹2700 (d) ₹2140
21. 21.What is the simple interest on ₹10000 at 7% per year for 3 years? (a) ₹2800 (b) ₹700 (c) ₹12100 (d) ₹2100
22. 22.The simple interest on ₹3500 for 4 years is ₹700. What is the rate per year? (a) 4% (b) 6% (c) 5% (d) 20%
23. 23.What is the simple interest on ₹1000 at 7% per year for 2 years? (a) ₹1140 (b) ₹140 (c) ₹210 (d) ₹70
24. 24.₹5000 is invested at 3% per year simple interest. What is the amount after 2 years? (a) ₹5450 (b) ₹300 (c) ₹5150 (d) ₹5300
25. 25.₹2000 is invested at 12% per year simple interest. What is the amount after 5 years? (a) ₹3440 (b) ₹2240 (c) ₹1200 (d) ₹3200
26. 26.What is the simple interest on ₹5500 at 4% per year for 3 years? (a) ₹660 (b) ₹880 (c) ₹6160 (d) ₹220
27. 27.In how many years will ₹3500 earn ₹1260 simple interest at 9% per year? (a) 5 years (b) 4 years (c) 8 years (d) 3 years
28. 28.In how many years will ₹9500 earn ₹950 simple interest at 5% per year? (a) 1 year (b) 4 years (c) 3 years (d) 2 years
29. 29.In how many years will ₹1000 earn ₹120 simple interest at 6% per year? (a) 2 years (b) 4 years (c) 1 year (d) 3 years
30. 30.What is the simple interest on ₹3000 at 8% per year for 5 years? (a) ₹240 (b) ₹1440 (c) ₹1200 (d) ₹4200
31. 31.The simple interest on ₹7500 for 4 years is ₹3000. What is the rate per year? (a) 9% (b) 10% (c) 40% (d) 11%
32. 32.What is the simple interest on ₹2000 at 5% per year for 2 years? (a) ₹100 (b) ₹300 (c) ₹200 (d) ₹2200
33. 33.What is the simple interest on ₹9000 at 4% per year for 4 years? (a) ₹10440 (b) ₹1800 (c) ₹1440 (d) ₹360
34. 34.The simple interest on ₹2000 for 2 years is ₹200. What is the rate per year? (a) 4% (b) 6% (c) 10% (d) 5%
35. 35.₹2500 is invested at 11% per year simple interest. What is the amount after 2 years? (a) ₹3050 (b) ₹2775 (c) ₹550 (d) ₹3325
36. 36.In how many years will ₹8000 earn ₹2880 simple interest at 12% per year? (a) 4 years (b) 6 years (c) 2 years (d) 3 years
37. 37.What is the simple interest on ₹6000 at 3% per year for 5 years? (a) ₹1080 (b) ₹6900 (c) ₹180 (d) ₹900
38. 38.₹6500 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹7280 (b) ₹6630 (c) ₹650 (d) ₹7150
39. 39.What is the simple interest on ₹5500 at 3% per year for 5 years? (a) ₹990 (b) ₹6325 (c) ₹165 (d) ₹825
40. 40.What is the simple interest on ₹1500 at 9% per year for 5 years? (a) ₹2175 (b) ₹135 (c) ₹810 (d) ₹675

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