Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 540 · 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 ₹5000 at 6% per year for 2 years? (a) ₹600 (b) ₹300 (c) ₹900 (d) ₹5600
2. 2.In how many years will ₹2500 earn ₹1100 simple interest at 11% per year? (a) 5 years (b) 4 years (c) 3 years (d) 8 years
3. 3.What is the simple interest on ₹8500 at 3% per year for 2 years? (a) ₹9010 (b) ₹765 (c) ₹510 (d) ₹255
4. 4.What is the simple interest on ₹3000 at 2% per year for 3 years? (a) ₹3180 (b) ₹60 (c) ₹240 (d) ₹180
5. 5.₹1500 is invested at 7% per year simple interest. What is the amount after 2 years? (a) ₹210 (b) ₹1710 (c) ₹1815 (d) ₹1605
6. 6.₹8000 is invested at 2% per year simple interest. What is the amount after 2 years? (a) ₹8480 (b) ₹8320 (c) ₹8160 (d) ₹320
7. 7.₹6000 is invested at 3% per year simple interest. What is the amount after 4 years? (a) ₹6180 (b) ₹720 (c) ₹6720 (d) ₹6900
8. 8.What is the simple interest on ₹5000 at 2% per year for 2 years? (a) ₹200 (b) ₹5200 (c) ₹100 (d) ₹300
9. 9.In how many years will ₹2000 earn ₹240 simple interest at 3% per year? (a) 5 years (b) 8 years (c) 3 years (d) 4 years
10. 10.In how many years will ₹1500 earn ₹180 simple interest at 3% per year? (a) 5 years (b) 8 years (c) 4 years (d) 3 years
11. 11.The simple interest on ₹2000 for 2 years is ₹80. What is the rate per year? (a) 1% (b) 4% (c) 3% (d) 2%
12. 12.The simple interest on ₹3000 for 5 years is ₹600. What is the rate per year? (a) 20% (b) 4% (c) 3% (d) 5%
13. 13.What is the simple interest on ₹2000 at 12% per year for 3 years? (a) ₹240 (b) ₹720 (c) ₹960 (d) ₹2720
14. 14.What is the simple interest on ₹9500 at 12% per year for 2 years? (a) ₹11780 (b) ₹1140 (c) ₹2280 (d) ₹3420
15. 15.₹9500 is invested at 3% per year simple interest. What is the amount after 3 years? (a) ₹9785 (b) ₹10355 (c) ₹10640 (d) ₹855
16. 16.In how many years will ₹3500 earn ₹700 simple interest at 10% per year? (a) 4 years (b) 1 year (c) 2 years (d) 3 years
17. 17.What is the simple interest on ₹5500 at 4% per year for 5 years? (a) ₹1320 (b) ₹6600 (c) ₹220 (d) ₹1100
18. 18.What is the simple interest on ₹1500 at 3% per year for 2 years? (a) ₹135 (b) ₹45 (c) ₹90 (d) ₹1590
19. 19.What is the simple interest on ₹7000 at 2% per year for 2 years? (a) ₹420 (b) ₹280 (c) ₹7280 (d) ₹140
20. 20.In how many years will ₹6000 earn ₹600 simple interest at 5% per year? (a) 1 year (b) 4 years (c) 2 years (d) 3 years
21. 21.What is the simple interest on ₹7000 at 5% per year for 4 years? (a) ₹1400 (b) ₹8400 (c) ₹1750 (d) ₹350
22. 22.₹4500 is invested at 4% per year simple interest. What is the amount after 5 years? (a) ₹4680 (b) ₹900 (c) ₹5580 (d) ₹5400
23. 23.What is the simple interest on ₹6000 at 8% per year for 5 years? (a) ₹8400 (b) ₹480 (c) ₹2880 (d) ₹2400
24. 24.In how many years will ₹8000 earn ₹2160 simple interest at 9% per year? (a) 4 years (b) 2 years (c) 3 years (d) 6 years
25. 25.What is the simple interest on ₹3500 at 3% per year for 2 years? (a) ₹105 (b) ₹210 (c) ₹3710 (d) ₹315
26. 26.In how many years will ₹8000 earn ₹4800 simple interest at 12% per year? (a) 5 years (b) 6 years (c) 10 years (d) 4 years
27. 27.In how many years will ₹7500 earn ₹1200 simple interest at 4% per year? (a) 3 years (b) 5 years (c) 8 years (d) 4 years
28. 28.₹2000 is invested at 5% per year simple interest. What is the amount after 2 years? (a) ₹2300 (b) ₹2100 (c) ₹200 (d) ₹2200
29. 29.₹6000 is invested at 9% per year simple interest. What is the amount after 3 years? (a) ₹7620 (b) ₹6540 (c) ₹8160 (d) ₹1620
30. 30.₹10000 is invested at 8% per year simple interest. What is the amount after 2 years? (a) ₹10800 (b) ₹12400 (c) ₹1600 (d) ₹11600
31. 31.In how many years will ₹2000 earn ₹400 simple interest at 4% per year? (a) 6 years (b) 5 years (c) 4 years (d) 10 years
32. 32.In how many years will ₹10000 earn ₹2400 simple interest at 8% per year? (a) 3 years (b) 2 years (c) 6 years (d) 4 years
33. 33.What is the simple interest on ₹6000 at 12% per year for 2 years? (a) ₹720 (b) ₹7440 (c) ₹2160 (d) ₹1440
34. 34.In how many years will ₹1500 earn ₹600 simple interest at 8% per year? (a) 10 years (b) 6 years (c) 5 years (d) 4 years
35. 35.₹6000 is invested at 8% per year simple interest. What is the amount after 5 years? (a) ₹6480 (b) ₹8400 (c) ₹8880 (d) ₹2400
36. 36.What is the simple interest on ₹2000 at 7% per year for 3 years? (a) ₹560 (b) ₹140 (c) ₹420 (d) ₹2420
37. 37.₹2500 is invested at 7% per year simple interest. What is the amount after 2 years? (a) ₹3025 (b) ₹2850 (c) ₹2675 (d) ₹350
38. 38.₹3500 is invested at 6% per year simple interest. What is the amount after 5 years? (a) ₹3710 (b) ₹4760 (c) ₹1050 (d) ₹4550
39. 39.In how many years will ₹4500 earn ₹540 simple interest at 4% per year? (a) 6 years (b) 3 years (c) 4 years (d) 2 years
40. 40.In how many years will ₹7500 earn ₹2250 simple interest at 6% per year? (a) 4 years (b) 5 years (c) 10 years (d) 6 years

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