Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 239 · 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.₹4000 is invested at 10% per year simple interest. What is the amount after 2 years? (a) ₹4400 (b) ₹800 (c) ₹5200 (d) ₹4800
2. 2.The simple interest on ₹7000 for 5 years is ₹1750. What is the rate per year? (a) 5% (b) 4% (c) 25% (d) 6%
3. 3.In how many years will ₹9500 earn ₹1520 simple interest at 4% per year? (a) 5 years (b) 4 years (c) 8 years (d) 3 years
4. 4.What is the simple interest on ₹4500 at 4% per year for 2 years? (a) ₹180 (b) ₹360 (c) ₹540 (d) ₹4860
5. 5.₹6000 is invested at 2% per year simple interest. What is the amount after 3 years? (a) ₹6120 (b) ₹6480 (c) ₹6360 (d) ₹360
6. 6.The simple interest on ₹2000 for 5 years is ₹200. What is the rate per year? (a) 2% (b) 3% (c) 1% (d) 10%
7. 7.In how many years will ₹2000 earn ₹480 simple interest at 8% per year? (a) 2 years (b) 4 years (c) 3 years (d) 6 years
8. 8.In how many years will ₹5000 earn ₹1600 simple interest at 8% per year? (a) 5 years (b) 8 years (c) 3 years (d) 4 years
9. 9.The simple interest on ₹10000 for 5 years is ₹4000. What is the rate per year? (a) 40% (b) 8% (c) 9% (d) 7%
10. 10.The simple interest on ₹5500 for 4 years is ₹880. What is the rate per year? (a) 16% (b) 3% (c) 5% (d) 4%
11. 11.What is the simple interest on ₹4500 at 9% per year for 4 years? (a) ₹6120 (b) ₹405 (c) ₹2025 (d) ₹1620
12. 12.₹1000 is invested at 2% per year simple interest. What is the amount after 3 years? (a) ₹60 (b) ₹1080 (c) ₹1020 (d) ₹1060
13. 13.What is the simple interest on ₹6000 at 6% per year for 5 years? (a) ₹2160 (b) ₹360 (c) ₹1800 (d) ₹7800
14. 14.The simple interest on ₹5000 for 5 years is ₹3000. What is the rate per year? (a) 12% (b) 13% (c) 60% (d) 11%
15. 15.The simple interest on ₹9500 for 5 years is ₹3325. What is the rate per year? (a) 8% (b) 7% (c) 6% (d) 35%
16. 16.In how many years will ₹6000 earn ₹1080 simple interest at 6% per year? (a) 6 years (b) 2 years (c) 3 years (d) 4 years
17. 17.The simple interest on ₹1000 for 5 years is ₹500. What is the rate per year? (a) 10% (b) 9% (c) 11% (d) 50%
18. 18.₹4000 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹400 (b) ₹4400 (c) ₹4480 (d) ₹4080
19. 19.₹3000 is invested at 5% per year simple interest. What is the amount after 5 years? (a) ₹3150 (b) ₹750 (c) ₹3900 (d) ₹3750
20. 20.The simple interest on ₹6000 for 2 years is ₹360. What is the rate per year? (a) 4% (b) 6% (c) 3% (d) 2%
21. 21.What is the simple interest on ₹2500 at 4% per year for 3 years? (a) ₹300 (b) ₹2800 (c) ₹400 (d) ₹100
22. 22.The simple interest on ₹7000 for 2 years is ₹560. What is the rate per year? (a) 5% (b) 8% (c) 4% (d) 3%
23. 23.The simple interest on ₹9500 for 2 years is ₹1900. What is the rate per year? (a) 11% (b) 10% (c) 9% (d) 20%
24. 24.What is the simple interest on ₹8500 at 4% per year for 3 years? (a) ₹9520 (b) ₹1020 (c) ₹1360 (d) ₹340
25. 25.What is the simple interest on ₹7000 at 3% per year for 3 years? (a) ₹210 (b) ₹7630 (c) ₹840 (d) ₹630
26. 26.₹5000 is invested at 12% per year simple interest. What is the amount after 4 years? (a) ₹8000 (b) ₹2400 (c) ₹5600 (d) ₹7400
27. 27.₹10000 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹1000 (b) ₹10200 (c) ₹11200 (d) ₹11000
28. 28.In how many years will ₹6500 earn ₹1625 simple interest at 5% per year? (a) 4 years (b) 10 years (c) 6 years (d) 5 years
29. 29.What is the simple interest on ₹2000 at 6% per year for 4 years? (a) ₹480 (b) ₹120 (c) ₹600 (d) ₹2480
30. 30.What is the simple interest on ₹5500 at 5% per year for 4 years? (a) ₹275 (b) ₹6600 (c) ₹1375 (d) ₹1100
31. 31.In how many years will ₹2000 earn ₹400 simple interest at 4% per year? (a) 5 years (b) 4 years (c) 6 years (d) 10 years
32. 32.In how many years will ₹1500 earn ₹180 simple interest at 3% per year? (a) 8 years (b) 4 years (c) 5 years (d) 3 years
33. 33.The simple interest on ₹5000 for 2 years is ₹700. What is the rate per year? (a) 6% (b) 8% (c) 7% (d) 14%
34. 34.In how many years will ₹7000 earn ₹1540 simple interest at 11% per year? (a) 2 years (b) 3 years (c) 1 year (d) 4 years
35. 35.What is the simple interest on ₹10000 at 4% per year for 4 years? (a) ₹2000 (b) ₹11600 (c) ₹400 (d) ₹1600
36. 36.₹6500 is invested at 9% per year simple interest. What is the amount after 2 years? (a) ₹1170 (b) ₹8255 (c) ₹7670 (d) ₹7085
37. 37.What is the simple interest on ₹7000 at 4% per year for 3 years? (a) ₹280 (b) ₹1120 (c) ₹7840 (d) ₹840
38. 38.What is the simple interest on ₹5000 at 6% per year for 4 years? (a) ₹6200 (b) ₹300 (c) ₹1500 (d) ₹1200
39. 39.What is the simple interest on ₹1000 at 4% per year for 5 years? (a) ₹200 (b) ₹1200 (c) ₹40 (d) ₹240
40. 40.The simple interest on ₹7000 for 2 years is ₹1400. What is the rate per year? (a) 10% (b) 11% (c) 9% (d) 20%

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