Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 366 · 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 10% per year for 5 years? (a) ₹850 (b) ₹5100 (c) ₹12750 (d) ₹4250
2. 2.₹4000 is invested at 2% per year simple interest. What is the amount after 2 years? (a) ₹160 (b) ₹4080 (c) ₹4240 (d) ₹4160
3. 3.In how many years will ₹3500 earn ₹980 simple interest at 7% per year? (a) 5 years (b) 8 years (c) 4 years (d) 3 years
4. 4.What is the simple interest on ₹1500 at 3% per year for 3 years? (a) ₹45 (b) ₹135 (c) ₹1635 (d) ₹180
5. 5.What is the simple interest on ₹8500 at 6% per year for 3 years? (a) ₹2040 (b) ₹10030 (c) ₹1530 (d) ₹510
6. 6.In how many years will ₹9500 earn ₹1900 simple interest at 4% per year? (a) 4 years (b) 5 years (c) 6 years (d) 10 years
7. 7.₹8500 is invested at 5% per year simple interest. What is the amount after 4 years? (a) ₹10625 (b) ₹10200 (c) ₹8925 (d) ₹1700
8. 8.The simple interest on ₹6500 for 3 years is ₹975. What is the rate per year? (a) 15% (b) 4% (c) 5% (d) 6%
9. 9.What is the simple interest on ₹1500 at 3% per year for 5 years? (a) ₹45 (b) ₹1725 (c) ₹270 (d) ₹225
10. 10.In how many years will ₹5000 earn ₹800 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 ₹3500 at 12% per year for 4 years? (a) ₹1680 (b) ₹2100 (c) ₹5180 (d) ₹420
12. 12.In how many years will ₹5500 earn ₹880 simple interest at 8% per year? (a) 3 years (b) 2 years (c) 4 years (d) 1 year
13. 13.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
14. 14.₹4500 is invested at 2% per year simple interest. What is the amount after 2 years? (a) ₹180 (b) ₹4590 (c) ₹4770 (d) ₹4680
15. 15.What is the simple interest on ₹8500 at 3% per year for 5 years? (a) ₹1530 (b) ₹9775 (c) ₹255 (d) ₹1275
16. 16.₹6000 is invested at 12% per year simple interest. What is the amount after 3 years? (a) ₹2160 (b) ₹6720 (c) ₹8880 (d) ₹8160
17. 17.The simple interest on ₹1000 for 4 years is ₹80. What is the rate per year? (a) 3% (b) 8% (c) 1% (d) 2%
18. 18.What is the simple interest on ₹3000 at 2% per year for 2 years? (a) ₹3120 (b) ₹120 (c) ₹180 (d) ₹60
19. 19.₹5500 is invested at 3% per year simple interest. What is the amount after 2 years? (a) ₹330 (b) ₹5665 (c) ₹5830 (d) ₹5995
20. 20.The simple interest on ₹4000 for 4 years is ₹320. What is the rate per year? (a) 1% (b) 8% (c) 3% (d) 2%
21. 21.₹2500 is invested at 5% per year simple interest. What is the amount after 2 years? (a) ₹2875 (b) ₹250 (c) ₹2750 (d) ₹2625
22. 22.What is the simple interest on ₹3000 at 5% per year for 2 years? (a) ₹300 (b) ₹3300 (c) ₹150 (d) ₹450
23. 23.What is the simple interest on ₹8000 at 5% per year for 5 years? (a) ₹400 (b) ₹10000 (c) ₹2400 (d) ₹2000
24. 24.In how many years will ₹8000 earn ₹480 simple interest at 2% per year? (a) 4 years (b) 2 years (c) 3 years (d) 6 years
25. 25.The simple interest on ₹3500 for 2 years is ₹420. What is the rate per year? (a) 6% (b) 5% (c) 7% (d) 12%
26. 26.₹7500 is invested at 6% per year simple interest. What is the amount after 4 years? (a) ₹7950 (b) ₹9300 (c) ₹9750 (d) ₹1800
27. 27.In how many years will ₹8000 earn ₹1600 simple interest at 10% per year? (a) 3 years (b) 4 years (c) 1 year (d) 2 years
28. 28.The simple interest on ₹10000 for 5 years is ₹2000. What is the rate per year? (a) 3% (b) 5% (c) 4% (d) 20%
29. 29.What is the simple interest on ₹4000 at 12% per year for 4 years? (a) ₹2400 (b) ₹5920 (c) ₹1920 (d) ₹480
30. 30.The simple interest on ₹2500 for 2 years is ₹200. What is the rate per year? (a) 3% (b) 5% (c) 4% (d) 8%
31. 31.₹4500 is invested at 11% per year simple interest. What is the amount after 5 years? (a) ₹4995 (b) ₹7470 (c) ₹6975 (d) ₹2475
32. 32.What is the simple interest on ₹5000 at 2% per year for 3 years? (a) ₹5300 (b) ₹400 (c) ₹300 (d) ₹100
33. 33.What is the simple interest on ₹8000 at 2% per year for 3 years? (a) ₹8480 (b) ₹160 (c) ₹480 (d) ₹640
34. 34.₹1500 is invested at 6% per year simple interest. What is the amount after 2 years? (a) ₹180 (b) ₹1590 (c) ₹1770 (d) ₹1680
35. 35.₹4500 is invested at 11% per year simple interest. What is the amount after 2 years? (a) ₹990 (b) ₹5490 (c) ₹4995 (d) ₹5985
36. 36.In how many years will ₹5000 earn ₹400 simple interest at 2% per year? (a) 4 years (b) 8 years (c) 3 years (d) 5 years
37. 37.What is the simple interest on ₹6500 at 6% per year for 5 years? (a) ₹8450 (b) ₹2340 (c) ₹1950 (d) ₹390
38. 38.What is the simple interest on ₹6000 at 4% per year for 3 years? (a) ₹240 (b) ₹6720 (c) ₹720 (d) ₹960
39. 39.In how many years will ₹5500 earn ₹1155 simple interest at 7% per year? (a) 6 years (b) 3 years (c) 4 years (d) 2 years
40. 40.In how many years will ₹1500 earn ₹150 simple interest at 5% per year? (a) 4 years (b) 1 year (c) 3 years (d) 2 years

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