Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 58 · 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 ₹6000 at 8% per year for 3 years? (a) ₹1440 (b) ₹7440 (c) ₹1920 (d) ₹480
2. 2.₹2500 is invested at 6% per year simple interest. What is the amount after 2 years? (a) ₹2950 (b) ₹2800 (c) ₹2650 (d) ₹300
3. 3.In how many years will ₹1000 earn ₹320 simple interest at 8% per year? (a) 3 years (b) 8 years (c) 4 years (d) 5 years
4. 4.The simple interest on ₹2500 for 2 years is ₹550. What is the rate per year? (a) 12% (b) 22% (c) 10% (d) 11%
5. 5.In how many years will ₹4000 earn ₹160 simple interest at 2% per year? (a) 1 year (b) 3 years (c) 2 years (d) 4 years
6. 6.What is the simple interest on ₹6500 at 5% per year for 5 years? (a) ₹8125 (b) ₹325 (c) ₹1950 (d) ₹1625
7. 7.The simple interest on ₹3000 for 3 years is ₹630. What is the rate per year? (a) 8% (b) 21% (c) 6% (d) 7%
8. 8.What is the simple interest on ₹8500 at 9% per year for 3 years? (a) ₹10795 (b) ₹765 (c) ₹3060 (d) ₹2295
9. 9.The simple interest on ₹5000 for 2 years is ₹400. What is the rate per year? (a) 4% (b) 3% (c) 5% (d) 8%
10. 10.What is the simple interest on ₹10000 at 12% per year for 4 years? (a) ₹4800 (b) ₹6000 (c) ₹14800 (d) ₹1200
11. 11.What is the simple interest on ₹3000 at 5% per year for 3 years? (a) ₹450 (b) ₹3450 (c) ₹600 (d) ₹150
12. 12.What is the simple interest on ₹6000 at 10% per year for 2 years? (a) ₹1800 (b) ₹600 (c) ₹7200 (d) ₹1200
13. 13.₹3000 is invested at 11% per year simple interest. What is the amount after 5 years? (a) ₹4980 (b) ₹4650 (c) ₹1650 (d) ₹3330
14. 14.The simple interest on ₹5500 for 5 years is ₹550. What is the rate per year? (a) 1% (b) 3% (c) 10% (d) 2%
15. 15.What is the simple interest on ₹2000 at 5% per year for 3 years? (a) ₹300 (b) ₹400 (c) ₹100 (d) ₹2300
16. 16.The simple interest on ₹4500 for 2 years is ₹810. What is the rate per year? (a) 9% (b) 10% (c) 18% (d) 8%
17. 17.What is the simple interest on ₹9500 at 10% per year for 3 years? (a) ₹2850 (b) ₹950 (c) ₹12350 (d) ₹3800
18. 18.₹7500 is invested at 6% per year simple interest. What is the amount after 3 years? (a) ₹7950 (b) ₹8850 (c) ₹1350 (d) ₹9300
19. 19.₹4500 is invested at 3% per year simple interest. What is the amount after 5 years? (a) ₹4635 (b) ₹5310 (c) ₹5175 (d) ₹675
20. 20.What is the simple interest on ₹2000 at 11% per year for 4 years? (a) ₹1100 (b) ₹220 (c) ₹880 (d) ₹2880
21. 21.What is the simple interest on ₹1500 at 12% per year for 5 years? (a) ₹2400 (b) ₹1080 (c) ₹900 (d) ₹180
22. 22.In how many years will ₹7000 earn ₹2100 simple interest at 10% per year? (a) 4 years (b) 6 years (c) 2 years (d) 3 years
23. 23.What is the simple interest on ₹2000 at 6% per year for 5 years? (a) ₹120 (b) ₹600 (c) ₹720 (d) ₹2600
24. 24.The simple interest on ₹6500 for 3 years is ₹1755. What is the rate per year? (a) 8% (b) 10% (c) 9% (d) 27%
25. 25.What is the simple interest on ₹1000 at 8% per year for 2 years? (a) ₹1160 (b) ₹80 (c) ₹160 (d) ₹240
26. 26.In how many years will ₹8500 earn ₹340 simple interest at 2% per year? (a) 3 years (b) 1 year (c) 4 years (d) 2 years
27. 27.₹1500 is invested at 8% per year simple interest. What is the amount after 2 years? (a) ₹1620 (b) ₹1740 (c) ₹1860 (d) ₹240
28. 28.₹10000 is invested at 7% per year simple interest. What is the amount after 4 years? (a) ₹10700 (b) ₹13500 (c) ₹2800 (d) ₹12800
29. 29.What is the simple interest on ₹5500 at 6% per year for 5 years? (a) ₹330 (b) ₹1980 (c) ₹7150 (d) ₹1650
30. 30.In how many years will ₹1500 earn ₹180 simple interest at 4% per year? (a) 3 years (b) 6 years (c) 2 years (d) 4 years
31. 31.The simple interest on ₹4000 for 5 years is ₹1600. What is the rate per year? (a) 40% (b) 8% (c) 7% (d) 9%
32. 32.What is the simple interest on ₹1500 at 7% per year for 3 years? (a) ₹315 (b) ₹105 (c) ₹420 (d) ₹1815
33. 33.The simple interest on ₹7000 for 2 years is ₹1120. What is the rate per year? (a) 7% (b) 8% (c) 9% (d) 16%
34. 34.What is the simple interest on ₹10000 at 5% per year for 5 years? (a) ₹3000 (b) ₹2500 (c) ₹12500 (d) ₹500
35. 35.₹6500 is invested at 8% per year simple interest. What is the amount after 4 years? (a) ₹9100 (b) ₹2080 (c) ₹7020 (d) ₹8580
36. 36.₹6000 is invested at 7% per year simple interest. What is the amount after 5 years? (a) ₹2100 (b) ₹6420 (c) ₹8520 (d) ₹8100
37. 37.In how many years will ₹8000 earn ₹1280 simple interest at 8% per year? (a) 3 years (b) 4 years (c) 2 years (d) 1 year
38. 38.In how many years will ₹9500 earn ₹380 simple interest at 2% per year? (a) 3 years (b) 1 year (c) 4 years (d) 2 years
39. 39.In how many years will ₹2500 earn ₹150 simple interest at 3% per year? (a) 1 year (b) 2 years (c) 3 years (d) 4 years
40. 40.What is the simple interest on ₹4000 at 8% per year for 2 years? (a) ₹960 (b) ₹320 (c) ₹4640 (d) ₹640

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