Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 971 · 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 ₹9000 at 2% per year for 3 years? (a) ₹540 (b) ₹180 (c) ₹9540 (d) ₹720
2. 2.In how many years will ₹2000 earn ₹700 simple interest at 7% per year? (a) 5 years (b) 6 years (c) 4 years (d) 10 years
3. 3.In how many years will ₹9000 earn ₹1890 simple interest at 7% per year? (a) 6 years (b) 4 years (c) 2 years (d) 3 years
4. 4.₹2500 is invested at 5% per year simple interest. What is the amount after 3 years? (a) ₹2875 (b) ₹3000 (c) ₹375 (d) ₹2625
5. 5.What is the simple interest on ₹1500 at 6% per year for 3 years? (a) ₹1770 (b) ₹270 (c) ₹90 (d) ₹360
6. 6.In how many years will ₹5500 earn ₹880 simple interest at 8% per year? (a) 4 years (b) 3 years (c) 2 years (d) 1 year
7. 7.₹1000 is invested at 4% per year simple interest. What is the amount after 2 years? (a) ₹1080 (b) ₹80 (c) ₹1040 (d) ₹1120
8. 8.What is the simple interest on ₹3000 at 10% per year for 4 years? (a) ₹4200 (b) ₹1200 (c) ₹300 (d) ₹1500
9. 9.₹8500 is invested at 3% per year simple interest. What is the amount after 4 years? (a) ₹9775 (b) ₹8755 (c) ₹9520 (d) ₹1020
10. 10.In how many years will ₹3500 earn ₹560 simple interest at 8% per year? (a) 3 years (b) 2 years (c) 1 year (d) 4 years
11. 11.What is the simple interest on ₹9000 at 12% per year for 2 years? (a) ₹1080 (b) ₹3240 (c) ₹2160 (d) ₹11160
12. 12.What is the simple interest on ₹8500 at 11% per year for 4 years? (a) ₹935 (b) ₹3740 (c) ₹12240 (d) ₹4675
13. 13.₹6500 is invested at 3% per year simple interest. What is the amount after 4 years? (a) ₹7475 (b) ₹780 (c) ₹6695 (d) ₹7280
14. 14.The simple interest on ₹10000 for 2 years is ₹1000. What is the rate per year? (a) 4% (b) 10% (c) 5% (d) 6%
15. 15.The simple interest on ₹5000 for 4 years is ₹2000. What is the rate per year? (a) 11% (b) 10% (c) 9% (d) 40%
16. 16.In how many years will ₹4000 earn ₹800 simple interest at 10% per year? (a) 1 year (b) 2 years (c) 3 years (d) 4 years
17. 17.What is the simple interest on ₹7500 at 7% per year for 3 years? (a) ₹525 (b) ₹2100 (c) ₹9075 (d) ₹1575
18. 18.In how many years will ₹8500 earn ₹5100 simple interest at 12% per year? (a) 10 years (b) 6 years (c) 5 years (d) 4 years
19. 19.What is the simple interest on ₹4000 at 12% per year for 2 years? (a) ₹4960 (b) ₹480 (c) ₹960 (d) ₹1440
20. 20.₹3000 is invested at 5% per year simple interest. What is the amount after 3 years? (a) ₹3450 (b) ₹3150 (c) ₹3600 (d) ₹450
21. 21.₹1000 is invested at 9% per year simple interest. What is the amount after 3 years? (a) ₹1360 (b) ₹1270 (c) ₹1090 (d) ₹270
22. 22.What is the simple interest on ₹6000 at 12% per year for 5 years? (a) ₹4320 (b) ₹720 (c) ₹3600 (d) ₹9600
23. 23.What is the simple interest on ₹5000 at 7% per year for 2 years? (a) ₹1050 (b) ₹5700 (c) ₹700 (d) ₹350
24. 24.In how many years will ₹2500 earn ₹200 simple interest at 2% per year? (a) 8 years (b) 5 years (c) 3 years (d) 4 years
25. 25.In how many years will ₹5000 earn ₹2000 simple interest at 10% per year? (a) 5 years (b) 4 years (c) 8 years (d) 3 years
26. 26.In how many years will ₹2500 earn ₹1100 simple interest at 11% per year? (a) 4 years (b) 8 years (c) 5 years (d) 3 years
27. 27.The simple interest on ₹3000 for 4 years is ₹720. What is the rate per year? (a) 7% (b) 5% (c) 24% (d) 6%
28. 28.What is the simple interest on ₹1500 at 11% per year for 4 years? (a) ₹2160 (b) ₹165 (c) ₹825 (d) ₹660
29. 29.What is the simple interest on ₹4500 at 6% per year for 2 years? (a) ₹540 (b) ₹810 (c) ₹5040 (d) ₹270
30. 30.₹1500 is invested at 8% per year simple interest. What is the amount after 2 years? (a) ₹1740 (b) ₹1860 (c) ₹1620 (d) ₹240
31. 31.What is the simple interest on ₹6500 at 6% per year for 4 years? (a) ₹8060 (b) ₹1560 (c) ₹390 (d) ₹1950
32. 32.In how many years will ₹1500 earn ₹600 simple interest at 10% per year? (a) 4 years (b) 8 years (c) 3 years (d) 5 years
33. 33.In how many years will ₹2500 earn ₹875 simple interest at 7% per year? (a) 5 years (b) 4 years (c) 10 years (d) 6 years
34. 34.In how many years will ₹10000 earn ₹3200 simple interest at 8% per year? (a) 4 years (b) 3 years (c) 8 years (d) 5 years
35. 35.What is the simple interest on ₹7000 at 11% per year for 2 years? (a) ₹770 (b) ₹1540 (c) ₹2310 (d) ₹8540
36. 36.₹1000 is invested at 8% per year simple interest. What is the amount after 5 years? (a) ₹400 (b) ₹1480 (c) ₹1080 (d) ₹1400
37. 37.What is the simple interest on ₹8000 at 6% per year for 5 years? (a) ₹480 (b) ₹10400 (c) ₹2400 (d) ₹2880
38. 38.₹3000 is invested at 10% per year simple interest. What is the amount after 4 years? (a) ₹4500 (b) ₹3300 (c) ₹4200 (d) ₹1200
39. 39.What is the simple interest on ₹3000 at 12% per year for 2 years? (a) ₹360 (b) ₹3720 (c) ₹720 (d) ₹1080
40. 40.What is the simple interest on ₹1500 at 10% per year for 2 years? (a) ₹150 (b) ₹1800 (c) ₹450 (d) ₹300

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