Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 809 · 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.In how many years will ₹4000 earn ₹240 simple interest at 2% per year? (a) 4 years (b) 2 years (c) 6 years (d) 3 years
2. 2.The simple interest on ₹2000 for 5 years is ₹300. What is the rate per year? (a) 4% (b) 2% (c) 3% (d) 15%
3. 3.What is the simple interest on ₹6000 at 2% per year for 5 years? (a) ₹120 (b) ₹600 (c) ₹720 (d) ₹6600
4. 4.₹1500 is invested at 11% per year simple interest. What is the amount after 4 years? (a) ₹1665 (b) ₹660 (c) ₹2160 (d) ₹2325
5. 5.₹1500 is invested at 8% per year simple interest. What is the amount after 5 years? (a) ₹2220 (b) ₹2100 (c) ₹1620 (d) ₹600
6. 6.The simple interest on ₹1500 for 3 years is ₹135. What is the rate per year? (a) 3% (b) 9% (c) 4% (d) 2%
7. 7.In how many years will ₹6000 earn ₹2400 simple interest at 10% per year? (a) 5 years (b) 3 years (c) 4 years (d) 8 years
8. 8.In how many years will ₹2000 earn ₹400 simple interest at 5% per year? (a) 8 years (b) 5 years (c) 3 years (d) 4 years
9. 9.₹3500 is invested at 8% per year simple interest. What is the amount after 2 years? (a) ₹4060 (b) ₹4340 (c) ₹3780 (d) ₹560
10. 10.₹1500 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹1530 (b) ₹1680 (c) ₹1650 (d) ₹150
11. 11.₹10000 is invested at 10% per year simple interest. What is the amount after 5 years? (a) ₹11000 (b) ₹15000 (c) ₹16000 (d) ₹5000
12. 12.What is the simple interest on ₹5000 at 4% per year for 3 years? (a) ₹600 (b) ₹800 (c) ₹200 (d) ₹5600
13. 13.What is the simple interest on ₹9000 at 8% per year for 4 years? (a) ₹3600 (b) ₹720 (c) ₹2880 (d) ₹11880
14. 14.₹5500 is invested at 11% per year simple interest. What is the amount after 5 years? (a) ₹3025 (b) ₹6105 (c) ₹8525 (d) ₹9130
15. 15.In how many years will ₹3500 earn ₹840 simple interest at 8% per year? (a) 4 years (b) 6 years (c) 2 years (d) 3 years
16. 16.₹5000 is invested at 7% per year simple interest. What is the amount after 4 years? (a) ₹5350 (b) ₹6750 (c) ₹1400 (d) ₹6400
17. 17.In how many years will ₹1000 earn ₹320 simple interest at 8% per year? (a) 8 years (b) 4 years (c) 5 years (d) 3 years
18. 18.What is the simple interest on ₹9500 at 10% per year for 4 years? (a) ₹13300 (b) ₹950 (c) ₹4750 (d) ₹3800
19. 19.What is the simple interest on ₹4500 at 10% per year for 2 years? (a) ₹900 (b) ₹450 (c) ₹5400 (d) ₹1350
20. 20.The simple interest on ₹1000 for 3 years is ₹150. What is the rate per year? (a) 5% (b) 15% (c) 6% (d) 4%
21. 21.₹6000 is invested at 10% per year simple interest. What is the amount after 4 years? (a) ₹8400 (b) ₹6600 (c) ₹2400 (d) ₹9000
22. 22.What is the simple interest on ₹1500 at 5% per year for 2 years? (a) ₹1650 (b) ₹75 (c) ₹225 (d) ₹150
23. 23.What is the simple interest on ₹2500 at 8% per year for 4 years? (a) ₹200 (b) ₹3300 (c) ₹800 (d) ₹1000
24. 24.The simple interest on ₹2000 for 4 years is ₹480. What is the rate per year? (a) 5% (b) 7% (c) 24% (d) 6%
25. 25.₹5000 is invested at 10% per year simple interest. What is the amount after 2 years? (a) ₹1000 (b) ₹6500 (c) ₹6000 (d) ₹5500
26. 26.What is the simple interest on ₹2000 at 12% per year for 5 years? (a) ₹240 (b) ₹3200 (c) ₹1200 (d) ₹1440
27. 27.The simple interest on ₹9500 for 2 years is ₹1520. What is the rate per year? (a) 7% (b) 16% (c) 9% (d) 8%
28. 28.The simple interest on ₹10000 for 2 years is ₹600. What is the rate per year? (a) 3% (b) 4% (c) 2% (d) 6%
29. 29.₹4000 is invested at 12% per year simple interest. What is the amount after 4 years? (a) ₹5920 (b) ₹1920 (c) ₹6400 (d) ₹4480
30. 30.What is the simple interest on ₹8000 at 11% per year for 4 years? (a) ₹11520 (b) ₹4400 (c) ₹880 (d) ₹3520
31. 31.The simple interest on ₹6500 for 5 years is ₹975. What is the rate per year? (a) 15% (b) 4% (c) 3% (d) 2%
32. 32.₹4500 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹5040 (b) ₹4950 (c) ₹450 (d) ₹4590
33. 33.What is the simple interest on ₹5500 at 2% per year for 5 years? (a) ₹660 (b) ₹110 (c) ₹550 (d) ₹6050
34. 34.The simple interest on ₹2000 for 5 years is ₹500. What is the rate per year? (a) 6% (b) 25% (c) 4% (d) 5%
35. 35.₹1500 is invested at 12% per year simple interest. What is the amount after 2 years? (a) ₹360 (b) ₹2040 (c) ₹1680 (d) ₹1860
36. 36.₹3500 is invested at 5% per year simple interest. What is the amount after 4 years? (a) ₹700 (b) ₹3675 (c) ₹4375 (d) ₹4200
37. 37.What is the simple interest on ₹7000 at 4% per year for 2 years? (a) ₹560 (b) ₹7560 (c) ₹840 (d) ₹280
38. 38.In how many years will ₹10000 earn ₹800 simple interest at 4% per year? (a) 3 years (b) 4 years (c) 1 year (d) 2 years
39. 39.What is the simple interest on ₹6000 at 9% per year for 5 years? (a) ₹8700 (b) ₹3240 (c) ₹2700 (d) ₹540
40. 40.The simple interest on ₹6000 for 5 years is ₹2700. What is the rate per year? (a) 9% (b) 8% (c) 45% (d) 10%

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