Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 673 · 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 ₹9500 at 9% per year for 4 years? (a) ₹12920 (b) ₹4275 (c) ₹855 (d) ₹3420
2. 2.In how many years will ₹3000 earn ₹240 simple interest at 4% per year? (a) 4 years (b) 2 years (c) 3 years (d) 1 year
3. 3.In how many years will ₹9000 earn ₹900 simple interest at 2% per year? (a) 5 years (b) 10 years (c) 6 years (d) 4 years
4. 4.What is the simple interest on ₹5000 at 4% per year for 2 years? (a) ₹200 (b) ₹400 (c) ₹600 (d) ₹5400
5. 5.The simple interest on ₹3000 for 2 years is ₹360. What is the rate per year? (a) 6% (b) 5% (c) 7% (d) 12%
6. 6.₹3000 is invested at 3% per year simple interest. What is the amount after 4 years? (a) ₹3090 (b) ₹360 (c) ₹3450 (d) ₹3360
7. 7.The simple interest on ₹1000 for 5 years is ₹300. What is the rate per year? (a) 7% (b) 5% (c) 6% (d) 30%
8. 8.₹6500 is invested at 2% per year simple interest. What is the amount after 4 years? (a) ₹6630 (b) ₹7020 (c) ₹7150 (d) ₹520
9. 9.₹2000 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹2240 (b) ₹200 (c) ₹2040 (d) ₹2200
10. 10.₹8000 is invested at 11% per year simple interest. What is the amount after 3 years? (a) ₹8880 (b) ₹11520 (c) ₹2640 (d) ₹10640
11. 11.The simple interest on ₹4500 for 2 years is ₹810. What is the rate per year? (a) 8% (b) 9% (c) 18% (d) 10%
12. 12.What is the simple interest on ₹5500 at 3% per year for 2 years? (a) ₹5830 (b) ₹165 (c) ₹495 (d) ₹330
13. 13.In how many years will ₹5500 earn ₹825 simple interest at 5% per year? (a) 4 years (b) 2 years (c) 6 years (d) 3 years
14. 14.What is the simple interest on ₹7000 at 8% per year for 3 years? (a) ₹8680 (b) ₹1680 (c) ₹2240 (d) ₹560
15. 15.What is the simple interest on ₹7500 at 7% per year for 4 years? (a) ₹525 (b) ₹9600 (c) ₹2100 (d) ₹2625
16. 16.In how many years will ₹6500 earn ₹2275 simple interest at 7% per year? (a) 6 years (b) 4 years (c) 10 years (d) 5 years
17. 17.₹2500 is invested at 12% per year simple interest. What is the amount after 4 years? (a) ₹1200 (b) ₹2800 (c) ₹4000 (d) ₹3700
18. 18.What is the simple interest on ₹10000 at 2% per year for 4 years? (a) ₹800 (b) ₹200 (c) ₹1000 (d) ₹10800
19. 19.The simple interest on ₹2500 for 2 years is ₹300. What is the rate per year? (a) 7% (b) 12% (c) 6% (d) 5%
20. 20.In how many years will ₹3500 earn ₹1155 simple interest at 11% per year? (a) 4 years (b) 6 years (c) 3 years (d) 2 years
21. 21.The simple interest on ₹10000 for 2 years is ₹1800. What is the rate per year? (a) 8% (b) 10% (c) 18% (d) 9%
22. 22.The simple interest on ₹9000 for 4 years is ₹720. What is the rate per year? (a) 1% (b) 8% (c) 2% (d) 3%
23. 23.What is the simple interest on ₹1000 at 6% per year for 3 years? (a) ₹180 (b) ₹1180 (c) ₹60 (d) ₹240
24. 24.What is the simple interest on ₹1000 at 11% per year for 2 years? (a) ₹330 (b) ₹1220 (c) ₹220 (d) ₹110
25. 25.₹2500 is invested at 12% per year simple interest. What is the amount after 5 years? (a) ₹1500 (b) ₹4300 (c) ₹2800 (d) ₹4000
26. 26.In how many years will ₹3000 earn ₹180 simple interest at 3% per year? (a) 1 year (b) 4 years (c) 3 years (d) 2 years
27. 27.In how many years will ₹8000 earn ₹1200 simple interest at 3% per year? (a) 10 years (b) 6 years (c) 4 years (d) 5 years
28. 28.₹5500 is invested at 10% per year simple interest. What is the amount after 3 years? (a) ₹7700 (b) ₹7150 (c) ₹1650 (d) ₹6050
29. 29.The simple interest on ₹5500 for 3 years is ₹495. What is the rate per year? (a) 2% (b) 4% (c) 3% (d) 9%
30. 30.₹2000 is invested at 2% per year simple interest. What is the amount after 2 years? (a) ₹2040 (b) ₹2080 (c) ₹2120 (d) ₹80
31. 31.The simple interest on ₹4500 for 3 years is ₹270. What is the rate per year? (a) 1% (b) 3% (c) 6% (d) 2%
32. 32.In how many years will ₹1500 earn ₹600 simple interest at 10% per year? (a) 8 years (b) 4 years (c) 3 years (d) 5 years
33. 33.The simple interest on ₹5500 for 5 years is ₹1100. What is the rate per year? (a) 3% (b) 5% (c) 20% (d) 4%
34. 34.What is the simple interest on ₹6500 at 3% per year for 2 years? (a) ₹6890 (b) ₹195 (c) ₹585 (d) ₹390
35. 35.In how many years will ₹5000 earn ₹1000 simple interest at 4% per year? (a) 6 years (b) 4 years (c) 10 years (d) 5 years
36. 36.In how many years will ₹3500 earn ₹140 simple interest at 2% per year? (a) 3 years (b) 4 years (c) 1 year (d) 2 years
37. 37.What is the simple interest on ₹1000 at 7% per year for 4 years? (a) ₹1280 (b) ₹350 (c) ₹70 (d) ₹280
38. 38.What is the simple interest on ₹5500 at 8% per year for 5 years? (a) ₹2640 (b) ₹7700 (c) ₹440 (d) ₹2200
39. 39.₹4000 is invested at 10% per year simple interest. What is the amount after 3 years? (a) ₹5600 (b) ₹4400 (c) ₹1200 (d) ₹5200
40. 40.₹9000 is invested at 7% per year simple interest. What is the amount after 4 years? (a) ₹12150 (b) ₹2520 (c) ₹11520 (d) ₹9630

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