Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 662 · 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.₹2000 is invested at 10% per year simple interest. What is the amount after 5 years? (a) ₹1000 (b) ₹2200 (c) ₹3000 (d) ₹3200
2. 2.What is the simple interest on ₹1500 at 11% per year for 2 years? (a) ₹495 (b) ₹330 (c) ₹165 (d) ₹1830
3. 3.₹6500 is invested at 2% per year simple interest. What is the amount after 5 years? (a) ₹6630 (b) ₹650 (c) ₹7280 (d) ₹7150
4. 4.In how many years will ₹4500 earn ₹360 simple interest at 4% per year? (a) 4 years (b) 1 year (c) 3 years (d) 2 years
5. 5.₹10000 is invested at 7% per year simple interest. What is the amount after 5 years? (a) ₹3500 (b) ₹10700 (c) ₹13500 (d) ₹14200
6. 6.₹5500 is invested at 10% per year simple interest. What is the amount after 5 years? (a) ₹6050 (b) ₹2750 (c) ₹8800 (d) ₹8250
7. 7.The simple interest on ₹8000 for 3 years is ₹480. What is the rate per year? (a) 6% (b) 2% (c) 1% (d) 3%
8. 8.What is the simple interest on ₹5000 at 8% per year for 5 years? (a) ₹2000 (b) ₹2400 (c) ₹7000 (d) ₹400
9. 9.What is the simple interest on ₹2500 at 8% per year for 5 years? (a) ₹200 (b) ₹1000 (c) ₹1200 (d) ₹3500
10. 10.In how many years will ₹5500 earn ₹660 simple interest at 6% per year? (a) 1 year (b) 2 years (c) 3 years (d) 4 years
11. 11.₹7000 is invested at 4% per year simple interest. What is the amount after 4 years? (a) ₹1120 (b) ₹8120 (c) ₹8400 (d) ₹7280
12. 12.In how many years will ₹2500 earn ₹900 simple interest at 12% per year? (a) 6 years (b) 4 years (c) 2 years (d) 3 years
13. 13.What is the simple interest on ₹2500 at 4% per year for 5 years? (a) ₹500 (b) ₹100 (c) ₹3000 (d) ₹600
14. 14.What is the simple interest on ₹5000 at 9% per year for 5 years? (a) ₹2250 (b) ₹2700 (c) ₹450 (d) ₹7250
15. 15.What is the simple interest on ₹10000 at 10% per year for 2 years? (a) ₹12000 (b) ₹2000 (c) ₹3000 (d) ₹1000
16. 16.What is the simple interest on ₹8000 at 8% per year for 2 years? (a) ₹9280 (b) ₹640 (c) ₹1920 (d) ₹1280
17. 17.The simple interest on ₹9500 for 2 years is ₹950. What is the rate per year? (a) 10% (b) 5% (c) 6% (d) 4%
18. 18.₹5000 is invested at 8% per year simple interest. What is the amount after 3 years? (a) ₹6200 (b) ₹1200 (c) ₹5400 (d) ₹6600
19. 19.The simple interest on ₹7000 for 2 years is ₹1260. What is the rate per year? (a) 8% (b) 9% (c) 10% (d) 18%
20. 20.What is the simple interest on ₹3000 at 7% per year for 4 years? (a) ₹210 (b) ₹3840 (c) ₹840 (d) ₹1050
21. 21.What is the simple interest on ₹9000 at 4% per year for 3 years? (a) ₹1080 (b) ₹10080 (c) ₹360 (d) ₹1440
22. 22.₹7000 is invested at 9% per year simple interest. What is the amount after 2 years? (a) ₹7630 (b) ₹1260 (c) ₹8890 (d) ₹8260
23. 23.In how many years will ₹1500 earn ₹90 simple interest at 2% per year? (a) 3 years (b) 4 years (c) 2 years (d) 6 years
24. 24.₹2000 is invested at 3% per year simple interest. What is the amount after 3 years? (a) ₹2240 (b) ₹2060 (c) ₹2180 (d) ₹180
25. 25.What is the simple interest on ₹3000 at 7% per year for 3 years? (a) ₹630 (b) ₹210 (c) ₹840 (d) ₹3630
26. 26.What is the simple interest on ₹10000 at 2% per year for 5 years? (a) ₹1200 (b) ₹11000 (c) ₹1000 (d) ₹200
27. 27.The simple interest on ₹3500 for 4 years is ₹1400. What is the rate per year? (a) 9% (b) 11% (c) 40% (d) 10%
28. 28.₹6500 is invested at 9% per year simple interest. What is the amount after 3 years? (a) ₹1755 (b) ₹7085 (c) ₹8255 (d) ₹8840
29. 29.What is the simple interest on ₹6000 at 8% per year for 4 years? (a) ₹2400 (b) ₹1920 (c) ₹480 (d) ₹7920
30. 30.In how many years will ₹3500 earn ₹1260 simple interest at 9% per year? (a) 4 years (b) 3 years (c) 5 years (d) 8 years
31. 31.What is the simple interest on ₹7500 at 5% per year for 2 years? (a) ₹375 (b) ₹750 (c) ₹1125 (d) ₹8250
32. 32.What is the simple interest on ₹3000 at 10% per year for 4 years? (a) ₹300 (b) ₹4200 (c) ₹1500 (d) ₹1200
33. 33.₹1500 is invested at 11% per year simple interest. What is the amount after 5 years? (a) ₹2325 (b) ₹2490 (c) ₹1665 (d) ₹825
34. 34.What is the simple interest on ₹3000 at 3% per year for 3 years? (a) ₹270 (b) ₹360 (c) ₹3270 (d) ₹90
35. 35.The simple interest on ₹5500 for 5 years is ₹1375. What is the rate per year? (a) 6% (b) 25% (c) 4% (d) 5%
36. 36.The simple interest on ₹2000 for 4 years is ₹320. What is the rate per year? (a) 3% (b) 4% (c) 16% (d) 5%
37. 37.₹1000 is invested at 11% per year simple interest. What is the amount after 2 years? (a) ₹1330 (b) ₹220 (c) ₹1220 (d) ₹1110
38. 38.What is the simple interest on ₹7000 at 7% per year for 2 years? (a) ₹1470 (b) ₹980 (c) ₹490 (d) ₹7980
39. 39.What is the simple interest on ₹1500 at 4% per year for 4 years? (a) ₹300 (b) ₹240 (c) ₹60 (d) ₹1740
40. 40.What is the simple interest on ₹9500 at 2% per year for 5 years? (a) ₹190 (b) ₹1140 (c) ₹10450 (d) ₹950

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