Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 689 · 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 5 years? (a) ₹1550 (b) ₹110 (c) ₹550 (d) ₹660
2. 2.In how many years will ₹4000 earn ₹240 simple interest at 2% per year? (a) 2 years (b) 4 years (c) 6 years (d) 3 years
3. 3.What is the simple interest on ₹5500 at 8% per year for 2 years? (a) ₹1320 (b) ₹6380 (c) ₹440 (d) ₹880
4. 4.In how many years will ₹4500 earn ₹945 simple interest at 7% per year? (a) 4 years (b) 2 years (c) 6 years (d) 3 years
5. 5.What is the simple interest on ₹9500 at 10% per year for 5 years? (a) ₹950 (b) ₹14250 (c) ₹4750 (d) ₹5700
6. 6.What is the simple interest on ₹1000 at 4% per year for 4 years? (a) ₹1160 (b) ₹200 (c) ₹160 (d) ₹40
7. 7.In how many years will ₹6000 earn ₹2160 simple interest at 9% per year? (a) 3 years (b) 4 years (c) 5 years (d) 8 years
8. 8.What is the simple interest on ₹5000 at 2% per year for 2 years? (a) ₹100 (b) ₹5200 (c) ₹200 (d) ₹300
9. 9.What is the simple interest on ₹6500 at 2% per year for 2 years? (a) ₹6760 (b) ₹260 (c) ₹390 (d) ₹130
10. 10.In how many years will ₹2000 earn ₹320 simple interest at 8% per year? (a) 3 years (b) 1 year (c) 4 years (d) 2 years
11. 11.What is the simple interest on ₹4000 at 12% per year for 4 years? (a) ₹1920 (b) ₹5920 (c) ₹480 (d) ₹2400
12. 12.What is the simple interest on ₹7500 at 12% per year for 2 years? (a) ₹9300 (b) ₹900 (c) ₹1800 (d) ₹2700
13. 13.₹2000 is invested at 11% per year simple interest. What is the amount after 3 years? (a) ₹2220 (b) ₹660 (c) ₹2660 (d) ₹2880
14. 14.What is the simple interest on ₹2000 at 2% per year for 5 years? (a) ₹240 (b) ₹2200 (c) ₹200 (d) ₹40
15. 15.In how many years will ₹1000 earn ₹300 simple interest at 6% per year? (a) 6 years (b) 4 years (c) 10 years (d) 5 years
16. 16.What is the simple interest on ₹6500 at 10% per year for 2 years? (a) ₹1300 (b) ₹650 (c) ₹7800 (d) ₹1950
17. 17.In how many years will ₹1500 earn ₹420 simple interest at 7% per year? (a) 8 years (b) 3 years (c) 4 years (d) 5 years
18. 18.In how many years will ₹2500 earn ₹1000 simple interest at 10% per year? (a) 5 years (b) 8 years (c) 3 years (d) 4 years
19. 19.What is the simple interest on ₹6500 at 4% per year for 5 years? (a) ₹1300 (b) ₹1560 (c) ₹260 (d) ₹7800
20. 20.₹3500 is invested at 6% per year simple interest. What is the amount after 4 years? (a) ₹4340 (b) ₹3710 (c) ₹840 (d) ₹4550
21. 21.The simple interest on ₹8000 for 3 years is ₹480. What is the rate per year? (a) 6% (b) 3% (c) 1% (d) 2%
22. 22.What is the simple interest on ₹7000 at 3% per year for 3 years? (a) ₹840 (b) ₹7630 (c) ₹630 (d) ₹210
23. 23.The simple interest on ₹6000 for 3 years is ₹900. What is the rate per year? (a) 6% (b) 4% (c) 15% (d) 5%
24. 24.₹9500 is invested at 2% per year simple interest. What is the amount after 2 years? (a) ₹10070 (b) ₹9690 (c) ₹9880 (d) ₹380
25. 25.In how many years will ₹3000 earn ₹450 simple interest at 3% per year? (a) 4 years (b) 5 years (c) 6 years (d) 10 years
26. 26.What is the simple interest on ₹8500 at 12% per year for 2 years? (a) ₹3060 (b) ₹1020 (c) ₹10540 (d) ₹2040
27. 27.The simple interest on ₹4000 for 5 years is ₹2400. What is the rate per year? (a) 60% (b) 13% (c) 12% (d) 11%
28. 28.The simple interest on ₹7000 for 2 years is ₹420. What is the rate per year? (a) 6% (b) 3% (c) 4% (d) 2%
29. 29.In how many years will ₹8000 earn ₹2160 simple interest at 9% per year? (a) 2 years (b) 6 years (c) 4 years (d) 3 years
30. 30.The simple interest on ₹3000 for 4 years is ₹1080. What is the rate per year? (a) 8% (b) 9% (c) 36% (d) 10%
31. 31.The simple interest on ₹2000 for 2 years is ₹440. What is the rate per year? (a) 22% (b) 11% (c) 10% (d) 12%
32. 32.What is the simple interest on ₹2000 at 12% per year for 2 years? (a) ₹2480 (b) ₹480 (c) ₹240 (d) ₹720
33. 33.The simple interest on ₹2000 for 2 years is ₹80. What is the rate per year? (a) 2% (b) 3% (c) 4% (d) 1%
34. 34.What is the simple interest on ₹10000 at 4% per year for 3 years? (a) ₹1200 (b) ₹400 (c) ₹11200 (d) ₹1600
35. 35.In how many years will ₹5500 earn ₹660 simple interest at 4% per year? (a) 3 years (b) 2 years (c) 6 years (d) 4 years
36. 36.What is the simple interest on ₹4000 at 3% per year for 5 years? (a) ₹600 (b) ₹4600 (c) ₹720 (d) ₹120
37. 37.What is the simple interest on ₹2000 at 5% per year for 3 years? (a) ₹400 (b) ₹300 (c) ₹100 (d) ₹2300
38. 38.The simple interest on ₹4000 for 5 years is ₹600. What is the rate per year? (a) 4% (b) 3% (c) 15% (d) 2%
39. 39.In how many years will ₹5500 earn ₹440 simple interest at 2% per year? (a) 4 years (b) 5 years (c) 3 years (d) 8 years
40. 40.The simple interest on ₹1500 for 5 years is ₹225. What is the rate per year? (a) 3% (b) 4% (c) 2% (d) 15%

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