Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 567 · 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 ₹8500 at 5% per year for 2 years? (a) ₹1275 (b) ₹425 (c) ₹850 (d) ₹9350
2. 2.₹9000 is invested at 2% per year simple interest. What is the amount after 3 years? (a) ₹9720 (b) ₹9180 (c) ₹540 (d) ₹9540
3. 3.₹5000 is invested at 4% per year simple interest. What is the amount after 2 years? (a) ₹5600 (b) ₹5200 (c) ₹5400 (d) ₹400
4. 4.₹3500 is invested at 6% per year simple interest. What is the amount after 5 years? (a) ₹4760 (b) ₹1050 (c) ₹4550 (d) ₹3710
5. 5.What is the simple interest on ₹9500 at 10% per year for 3 years? (a) ₹3800 (b) ₹12350 (c) ₹950 (d) ₹2850
6. 6.What is the simple interest on ₹2000 at 10% per year for 5 years? (a) ₹1200 (b) ₹1000 (c) ₹3000 (d) ₹200
7. 7.₹1500 is invested at 7% per year simple interest. What is the amount after 2 years? (a) ₹1605 (b) ₹210 (c) ₹1815 (d) ₹1710
8. 8.In how many years will ₹3500 earn ₹1260 simple interest at 12% per year? (a) 6 years (b) 2 years (c) 3 years (d) 4 years
9. 9.₹6500 is invested at 6% per year simple interest. What is the amount after 3 years? (a) ₹1170 (b) ₹8060 (c) ₹6890 (d) ₹7670
10. 10.In how many years will ₹2500 earn ₹250 simple interest at 2% per year? (a) 10 years (b) 4 years (c) 6 years (d) 5 years
11. 11.What is the simple interest on ₹9000 at 12% per year for 2 years? (a) ₹1080 (b) ₹2160 (c) ₹11160 (d) ₹3240
12. 12.What is the simple interest on ₹5000 at 4% per year for 3 years? (a) ₹600 (b) ₹200 (c) ₹800 (d) ₹5600
13. 13.What is the simple interest on ₹6000 at 2% per year for 3 years? (a) ₹6360 (b) ₹360 (c) ₹480 (d) ₹120
14. 14.In how many years will ₹10000 earn ₹1400 simple interest at 7% per year? (a) 1 year (b) 4 years (c) 2 years (d) 3 years
15. 15.The simple interest on ₹1000 for 4 years is ₹480. What is the rate per year? (a) 48% (b) 11% (c) 12% (d) 13%
16. 16.In how many years will ₹3500 earn ₹770 simple interest at 11% per year? (a) 4 years (b) 1 year (c) 3 years (d) 2 years
17. 17.In how many years will ₹8000 earn ₹2000 simple interest at 5% per year? (a) 4 years (b) 10 years (c) 6 years (d) 5 years
18. 18.In how many years will ₹3500 earn ₹1400 simple interest at 10% per year? (a) 8 years (b) 5 years (c) 4 years (d) 3 years
19. 19.What is the simple interest on ₹1500 at 2% per year for 5 years? (a) ₹30 (b) ₹150 (c) ₹180 (d) ₹1650
20. 20.The simple interest on ₹7500 for 4 years is ₹3000. What is the rate per year? (a) 10% (b) 9% (c) 40% (d) 11%
21. 21.The simple interest on ₹4000 for 3 years is ₹240. What is the rate per year? (a) 3% (b) 2% (c) 1% (d) 6%
22. 22.₹6500 is invested at 4% per year simple interest. What is the amount after 2 years? (a) ₹7020 (b) ₹6760 (c) ₹520 (d) ₹7280
23. 23.What is the simple interest on ₹6500 at 11% per year for 2 years? (a) ₹7930 (b) ₹1430 (c) ₹715 (d) ₹2145
24. 24.₹2500 is invested at 6% per year simple interest. What is the amount after 2 years? (a) ₹2800 (b) ₹300 (c) ₹2650 (d) ₹2950
25. 25.What is the simple interest on ₹3000 at 2% per year for 2 years? (a) ₹180 (b) ₹120 (c) ₹3120 (d) ₹60
26. 26.In how many years will ₹7500 earn ₹1125 simple interest at 3% per year? (a) 4 years (b) 6 years (c) 10 years (d) 5 years
27. 27.In how many years will ₹7000 earn ₹1050 simple interest at 5% per year? (a) 2 years (b) 6 years (c) 4 years (d) 3 years
28. 28.In how many years will ₹7000 earn ₹1400 simple interest at 10% per year? (a) 2 years (b) 4 years (c) 3 years (d) 1 year
29. 29.What is the simple interest on ₹8500 at 3% per year for 4 years? (a) ₹255 (b) ₹1020 (c) ₹1275 (d) ₹9520
30. 30.What is the simple interest on ₹10000 at 7% per year for 2 years? (a) ₹11400 (b) ₹700 (c) ₹2100 (d) ₹1400
31. 31.The simple interest on ₹2500 for 4 years is ₹1200. What is the rate per year? (a) 11% (b) 12% (c) 48% (d) 13%
32. 32.What is the simple interest on ₹4000 at 3% per year for 2 years? (a) ₹120 (b) ₹360 (c) ₹4240 (d) ₹240
33. 33.In how many years will ₹6500 earn ₹2600 simple interest at 8% per year? (a) 6 years (b) 10 years (c) 4 years (d) 5 years
34. 34.What is the simple interest on ₹8500 at 12% per year for 3 years? (a) ₹1020 (b) ₹3060 (c) ₹11560 (d) ₹4080
35. 35.What is the simple interest on ₹7500 at 10% per year for 5 years? (a) ₹750 (b) ₹11250 (c) ₹4500 (d) ₹3750
36. 36.The simple interest on ₹3000 for 3 years is ₹1080. What is the rate per year? (a) 11% (b) 12% (c) 13% (d) 36%
37. 37.What is the simple interest on ₹6500 at 11% per year for 5 years? (a) ₹3575 (b) ₹715 (c) ₹10075 (d) ₹4290
38. 38.₹6000 is invested at 5% per year simple interest. What is the amount after 4 years? (a) ₹1200 (b) ₹6300 (c) ₹7200 (d) ₹7500
39. 39.What is the simple interest on ₹10000 at 4% per year for 5 years? (a) ₹2400 (b) ₹400 (c) ₹2000 (d) ₹12000
40. 40.In how many years will ₹6000 earn ₹1620 simple interest at 9% per year? (a) 3 years (b) 6 years (c) 4 years (d) 2 years

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