Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 624 · 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 ₹7500 at 12% per year for 4 years? (a) ₹900 (b) ₹4500 (c) ₹3600 (d) ₹11100
2. 2.₹2500 is invested at 5% per year simple interest. What is the amount after 3 years? (a) ₹3000 (b) ₹375 (c) ₹2625 (d) ₹2875
3. 3.What is the simple interest on ₹9500 at 3% per year for 4 years? (a) ₹10640 (b) ₹1140 (c) ₹285 (d) ₹1425
4. 4.What is the simple interest on ₹1000 at 9% per year for 4 years? (a) ₹90 (b) ₹450 (c) ₹1360 (d) ₹360
5. 5.The simple interest on ₹6000 for 2 years is ₹840. What is the rate per year? (a) 14% (b) 8% (c) 7% (d) 6%
6. 6.₹1500 is invested at 3% per year simple interest. What is the amount after 5 years? (a) ₹1770 (b) ₹225 (c) ₹1725 (d) ₹1545
7. 7.What is the simple interest on ₹5000 at 6% per year for 4 years? (a) ₹1200 (b) ₹1500 (c) ₹300 (d) ₹6200
8. 8.The simple interest on ₹8500 for 2 years is ₹680. What is the rate per year? (a) 4% (b) 5% (c) 8% (d) 3%
9. 9.₹5500 is invested at 9% per year simple interest. What is the amount after 4 years? (a) ₹1980 (b) ₹7480 (c) ₹7975 (d) ₹5995
10. 10.What is the simple interest on ₹9000 at 6% per year for 4 years? (a) ₹540 (b) ₹11160 (c) ₹2700 (d) ₹2160
11. 11.₹6500 is invested at 8% per year simple interest. What is the amount after 5 years? (a) ₹7020 (b) ₹2600 (c) ₹9100 (d) ₹9620
12. 12.In how many years will ₹8000 earn ₹320 simple interest at 2% per year? (a) 2 years (b) 4 years (c) 1 year (d) 3 years
13. 13.₹1500 is invested at 6% per year simple interest. What is the amount after 3 years? (a) ₹270 (b) ₹1860 (c) ₹1770 (d) ₹1590
14. 14.₹5000 is invested at 4% per year simple interest. What is the amount after 2 years? (a) ₹5200 (b) ₹400 (c) ₹5600 (d) ₹5400
15. 15.What is the simple interest on ₹5500 at 7% per year for 3 years? (a) ₹1540 (b) ₹385 (c) ₹1155 (d) ₹6655
16. 16.₹3000 is invested at 8% per year simple interest. What is the amount after 2 years? (a) ₹3240 (b) ₹3480 (c) ₹3720 (d) ₹480
17. 17.₹2500 is invested at 2% per year simple interest. What is the amount after 2 years? (a) ₹2550 (b) ₹2600 (c) ₹100 (d) ₹2650
18. 18.In how many years will ₹3500 earn ₹700 simple interest at 10% per year? (a) 4 years (b) 2 years (c) 3 years (d) 1 year
19. 19.In how many years will ₹8500 earn ₹3400 simple interest at 10% per year? (a) 5 years (b) 3 years (c) 4 years (d) 8 years
20. 20.What is the simple interest on ₹3000 at 12% per year for 4 years? (a) ₹1800 (b) ₹1440 (c) ₹360 (d) ₹4440
21. 21.What is the simple interest on ₹1000 at 2% per year for 2 years? (a) ₹1040 (b) ₹20 (c) ₹40 (d) ₹60
22. 22.What is the simple interest on ₹2500 at 10% per year for 2 years? (a) ₹3000 (b) ₹250 (c) ₹500 (d) ₹750
23. 23.In how many years will ₹4000 earn ₹720 simple interest at 6% per year? (a) 2 years (b) 4 years (c) 6 years (d) 3 years
24. 24.In how many years will ₹4000 earn ₹360 simple interest at 3% per year? (a) 2 years (b) 6 years (c) 4 years (d) 3 years
25. 25.In how many years will ₹7000 earn ₹1750 simple interest at 5% per year? (a) 6 years (b) 5 years (c) 10 years (d) 4 years
26. 26.What is the simple interest on ₹1500 at 11% per year for 5 years? (a) ₹990 (b) ₹2325 (c) ₹165 (d) ₹825
27. 27.The simple interest on ₹8500 for 3 years is ₹2295. What is the rate per year? (a) 9% (b) 10% (c) 8% (d) 27%
28. 28.What is the simple interest on ₹8000 at 9% per year for 2 years? (a) ₹2160 (b) ₹720 (c) ₹1440 (d) ₹9440
29. 29.₹6500 is invested at 7% per year simple interest. What is the amount after 2 years? (a) ₹7865 (b) ₹6955 (c) ₹7410 (d) ₹910
30. 30.In how many years will ₹3000 earn ₹540 simple interest at 6% per year? (a) 2 years (b) 4 years (c) 6 years (d) 3 years
31. 31.What is the simple interest on ₹7500 at 7% per year for 3 years? (a) ₹9075 (b) ₹525 (c) ₹2100 (d) ₹1575
32. 32.₹2000 is invested at 5% per year simple interest. What is the amount after 4 years? (a) ₹2100 (b) ₹2400 (c) ₹400 (d) ₹2500
33. 33.What is the simple interest on ₹4500 at 4% per year for 4 years? (a) ₹5220 (b) ₹900 (c) ₹180 (d) ₹720
34. 34.In how many years will ₹1000 earn ₹440 simple interest at 11% per year? (a) 8 years (b) 4 years (c) 5 years (d) 3 years
35. 35.What is the simple interest on ₹7000 at 2% per year for 3 years? (a) ₹560 (b) ₹420 (c) ₹7420 (d) ₹140
36. 36.The simple interest on ₹1000 for 4 years is ₹280. What is the rate per year? (a) 8% (b) 28% (c) 6% (d) 7%
37. 37.What is the simple interest on ₹9000 at 2% per year for 2 years? (a) ₹540 (b) ₹180 (c) ₹360 (d) ₹9360
38. 38.In how many years will ₹3000 earn ₹1320 simple interest at 11% per year? (a) 8 years (b) 4 years (c) 3 years (d) 5 years
39. 39.In how many years will ₹4000 earn ₹1200 simple interest at 6% per year? (a) 6 years (b) 5 years (c) 10 years (d) 4 years
40. 40.What is the simple interest on ₹1500 at 9% per year for 4 years? (a) ₹2040 (b) ₹135 (c) ₹540 (d) ₹675

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