Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 713 · 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 ₹3500 at 10% per year for 3 years? (a) ₹350 (b) ₹1400 (c) ₹1050 (d) ₹4550
2. 2.₹2500 is invested at 4% per year simple interest. What is the amount after 5 years? (a) ₹3100 (b) ₹2600 (c) ₹500 (d) ₹3000
3. 3.What is the simple interest on ₹9500 at 6% per year for 3 years? (a) ₹570 (b) ₹2280 (c) ₹11210 (d) ₹1710
4. 4.In how many years will ₹4500 earn ₹180 simple interest at 2% per year? (a) 1 year (b) 2 years (c) 4 years (d) 3 years
5. 5.What is the simple interest on ₹3000 at 4% per year for 5 years? (a) ₹120 (b) ₹3600 (c) ₹720 (d) ₹600
6. 6.What is the simple interest on ₹8500 at 3% per year for 3 years? (a) ₹765 (b) ₹1020 (c) ₹9265 (d) ₹255
7. 7.In how many years will ₹3500 earn ₹1050 simple interest at 10% per year? (a) 3 years (b) 6 years (c) 2 years (d) 4 years
8. 8.What is the simple interest on ₹3000 at 8% per year for 5 years? (a) ₹240 (b) ₹4200 (c) ₹1440 (d) ₹1200
9. 9.The simple interest on ₹5000 for 2 years is ₹600. What is the rate per year? (a) 5% (b) 7% (c) 6% (d) 12%
10. 10.₹5000 is invested at 9% per year simple interest. What is the amount after 5 years? (a) ₹7700 (b) ₹2250 (c) ₹7250 (d) ₹5450
11. 11.₹3000 is invested at 4% per year simple interest. What is the amount after 2 years? (a) ₹3120 (b) ₹240 (c) ₹3360 (d) ₹3240
12. 12.The simple interest on ₹5500 for 2 years is ₹660. What is the rate per year? (a) 12% (b) 7% (c) 6% (d) 5%
13. 13.What is the simple interest on ₹8500 at 10% per year for 3 years? (a) ₹2550 (b) ₹850 (c) ₹11050 (d) ₹3400
14. 14.What is the simple interest on ₹3000 at 5% per year for 2 years? (a) ₹150 (b) ₹450 (c) ₹3300 (d) ₹300
15. 15.The simple interest on ₹6000 for 3 years is ₹900. What is the rate per year? (a) 5% (b) 6% (c) 4% (d) 15%
16. 16.What is the simple interest on ₹1500 at 6% per year for 5 years? (a) ₹90 (b) ₹540 (c) ₹1950 (d) ₹450
17. 17.In how many years will ₹7500 earn ₹2025 simple interest at 9% per year? (a) 4 years (b) 6 years (c) 3 years (d) 2 years
18. 18.What is the simple interest on ₹7000 at 10% per year for 2 years? (a) ₹8400 (b) ₹700 (c) ₹2100 (d) ₹1400
19. 19.What is the simple interest on ₹2500 at 8% per year for 3 years? (a) ₹600 (b) ₹800 (c) ₹200 (d) ₹3100
20. 20.₹1500 is invested at 4% per year simple interest. What is the amount after 5 years? (a) ₹1560 (b) ₹1860 (c) ₹300 (d) ₹1800
21. 21.₹1500 is invested at 8% per year simple interest. What is the amount after 2 years? (a) ₹240 (b) ₹1740 (c) ₹1620 (d) ₹1860
22. 22.What is the simple interest on ₹2000 at 8% per year for 5 years? (a) ₹2800 (b) ₹160 (c) ₹960 (d) ₹800
23. 23.In how many years will ₹3000 earn ₹1200 simple interest at 10% per year? (a) 3 years (b) 8 years (c) 5 years (d) 4 years
24. 24.What is the simple interest on ₹6500 at 8% per year for 4 years? (a) ₹520 (b) ₹2080 (c) ₹8580 (d) ₹2600
25. 25.In how many years will ₹8500 earn ₹1360 simple interest at 8% per year? (a) 4 years (b) 3 years (c) 1 year (d) 2 years
26. 26.The simple interest on ₹10000 for 4 years is ₹1200. What is the rate per year? (a) 4% (b) 3% (c) 12% (d) 2%
27. 27.What is the simple interest on ₹7000 at 4% per year for 5 years? (a) ₹8400 (b) ₹1680 (c) ₹1400 (d) ₹280
28. 28.₹5500 is invested at 6% per year simple interest. What is the amount after 2 years? (a) ₹6490 (b) ₹6160 (c) ₹5830 (d) ₹660
29. 29.What is the simple interest on ₹2000 at 9% per year for 2 years? (a) ₹540 (b) ₹180 (c) ₹360 (d) ₹2360
30. 30.What is the simple interest on ₹9500 at 6% per year for 4 years? (a) ₹570 (b) ₹11780 (c) ₹2280 (d) ₹2850
31. 31.₹3000 is invested at 12% per year simple interest. What is the amount after 2 years? (a) ₹720 (b) ₹4080 (c) ₹3720 (d) ₹3360
32. 32.What is the simple interest on ₹10000 at 7% per year for 2 years? (a) ₹11400 (b) ₹700 (c) ₹2100 (d) ₹1400
33. 33.In how many years will ₹8500 earn ₹1275 simple interest at 5% per year? (a) 4 years (b) 3 years (c) 2 years (d) 6 years
34. 34.₹7500 is invested at 10% per year simple interest. What is the amount after 5 years? (a) ₹8250 (b) ₹12000 (c) ₹11250 (d) ₹3750
35. 35.What is the simple interest on ₹9000 at 2% per year for 3 years? (a) ₹540 (b) ₹9540 (c) ₹180 (d) ₹720
36. 36.What is the simple interest on ₹6500 at 3% per year for 2 years? (a) ₹585 (b) ₹6890 (c) ₹390 (d) ₹195
37. 37.₹3500 is invested at 11% per year simple interest. What is the amount after 5 years? (a) ₹3885 (b) ₹5425 (c) ₹5810 (d) ₹1925
38. 38.₹5500 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹550 (b) ₹6050 (c) ₹5610 (d) ₹6160
39. 39.The simple interest on ₹9000 for 2 years is ₹1260. What is the rate per year? (a) 6% (b) 7% (c) 14% (d) 8%
40. 40.The simple interest on ₹2000 for 4 years is ₹240. What is the rate per year? (a) 12% (b) 4% (c) 2% (d) 3%

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