Simple Interest Worksheet for Maths Olympiad

Maths Olympiad topic 16: Simple interest · Set 351 · 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 ₹3000 at 2% per year for 3 years? (a) ₹60 (b) ₹240 (c) ₹180 (d) ₹3180
2. 2.₹6000 is invested at 7% per year simple interest. What is the amount after 2 years? (a) ₹6420 (b) ₹7260 (c) ₹840 (d) ₹6840
3. 3.What is the simple interest on ₹8000 at 4% per year for 3 years? (a) ₹1280 (b) ₹960 (c) ₹320 (d) ₹8960
4. 4.In how many years will ₹1500 earn ₹225 simple interest at 5% per year? (a) 4 years (b) 6 years (c) 3 years (d) 2 years
5. 5.What is the simple interest on ₹1000 at 12% per year for 2 years? (a) ₹360 (b) ₹1240 (c) ₹120 (d) ₹240
6. 6.₹7000 is invested at 5% per year simple interest. What is the amount after 5 years? (a) ₹1750 (b) ₹8750 (c) ₹7350 (d) ₹9100
7. 7.₹8500 is invested at 6% per year simple interest. What is the amount after 3 years? (a) ₹10540 (b) ₹9010 (c) ₹1530 (d) ₹10030
8. 8.In how many years will ₹2500 earn ₹500 simple interest at 5% per year? (a) 5 years (b) 4 years (c) 8 years (d) 3 years
9. 9.The simple interest on ₹8000 for 4 years is ₹1600. What is the rate per year? (a) 4% (b) 6% (c) 20% (d) 5%
10. 10.₹7000 is invested at 2% per year simple interest. What is the amount after 3 years? (a) ₹7560 (b) ₹420 (c) ₹7420 (d) ₹7140
11. 11.₹2500 is invested at 9% per year simple interest. What is the amount after 2 years? (a) ₹2725 (b) ₹3175 (c) ₹2950 (d) ₹450
12. 12.The simple interest on ₹8000 for 2 years is ₹800. What is the rate per year? (a) 10% (b) 5% (c) 4% (d) 6%
13. 13.The simple interest on ₹3000 for 5 years is ₹600. What is the rate per year? (a) 4% (b) 5% (c) 20% (d) 3%
14. 14.What is the simple interest on ₹2000 at 8% per year for 5 years? (a) ₹960 (b) ₹160 (c) ₹800 (d) ₹2800
15. 15.₹5000 is invested at 6% per year simple interest. What is the amount after 2 years? (a) ₹600 (b) ₹5300 (c) ₹5900 (d) ₹5600
16. 16.In how many years will ₹1500 earn ₹240 simple interest at 8% per year? (a) 4 years (b) 3 years (c) 1 year (d) 2 years
17. 17.The simple interest on ₹2500 for 3 years is ₹600. What is the rate per year? (a) 24% (b) 7% (c) 8% (d) 9%
18. 18.The simple interest on ₹3500 for 5 years is ₹1050. What is the rate per year? (a) 5% (b) 7% (c) 6% (d) 30%
19. 19.₹8000 is invested at 2% per year simple interest. What is the amount after 3 years? (a) ₹480 (b) ₹8640 (c) ₹8480 (d) ₹8160
20. 20.What is the simple interest on ₹8000 at 6% per year for 5 years? (a) ₹10400 (b) ₹480 (c) ₹2400 (d) ₹2880
21. 21.What is the simple interest on ₹1500 at 4% per year for 3 years? (a) ₹240 (b) ₹180 (c) ₹60 (d) ₹1680
22. 22.In how many years will ₹1000 earn ₹360 simple interest at 12% per year? (a) 6 years (b) 4 years (c) 3 years (d) 2 years
23. 23.What is the simple interest on ₹3500 at 2% per year for 3 years? (a) ₹3710 (b) ₹70 (c) ₹280 (d) ₹210
24. 24.In how many years will ₹1500 earn ₹360 simple interest at 12% per year? (a) 2 years (b) 1 year (c) 3 years (d) 4 years
25. 25.What is the simple interest on ₹8000 at 9% per year for 5 years? (a) ₹11600 (b) ₹4320 (c) ₹720 (d) ₹3600
26. 26.What is the simple interest on ₹8000 at 12% per year for 5 years? (a) ₹960 (b) ₹12800 (c) ₹4800 (d) ₹5760
27. 27.₹9500 is invested at 7% per year simple interest. What is the amount after 3 years? (a) ₹1995 (b) ₹10165 (c) ₹12160 (d) ₹11495
28. 28.The simple interest on ₹9500 for 3 years is ₹570. What is the rate per year? (a) 3% (b) 2% (c) 6% (d) 1%
29. 29.In how many years will ₹6500 earn ₹2860 simple interest at 11% per year? (a) 3 years (b) 5 years (c) 8 years (d) 4 years
30. 30.₹7000 is invested at 11% per year simple interest. What is the amount after 5 years? (a) ₹11620 (b) ₹7770 (c) ₹10850 (d) ₹3850
31. 31.What is the simple interest on ₹5000 at 5% per year for 5 years? (a) ₹1250 (b) ₹250 (c) ₹6250 (d) ₹1500
32. 32.In how many years will ₹2500 earn ₹750 simple interest at 6% per year? (a) 5 years (b) 6 years (c) 4 years (d) 10 years
33. 33.In how many years will ₹3500 earn ₹840 simple interest at 6% per year? (a) 4 years (b) 3 years (c) 8 years (d) 5 years
34. 34.₹7500 is invested at 7% per year simple interest. What is the amount after 4 years? (a) ₹2100 (b) ₹9600 (c) ₹8025 (d) ₹10125
35. 35.What is the simple interest on ₹6000 at 7% per year for 3 years? (a) ₹420 (b) ₹1680 (c) ₹7260 (d) ₹1260
36. 36.What is the simple interest on ₹9500 at 6% per year for 2 years? (a) ₹10640 (b) ₹1710 (c) ₹570 (d) ₹1140
37. 37.What is the simple interest on ₹8000 at 11% per year for 4 years? (a) ₹4400 (b) ₹11520 (c) ₹3520 (d) ₹880
38. 38.What is the simple interest on ₹7000 at 6% per year for 2 years? (a) ₹1260 (b) ₹420 (c) ₹7840 (d) ₹840
39. 39.In how many years will ₹2000 earn ₹320 simple interest at 8% per year? (a) 1 year (b) 3 years (c) 2 years (d) 4 years
40. 40.What is the simple interest on ₹5000 at 2% per year for 3 years? (a) ₹400 (b) ₹300 (c) ₹5300 (d) ₹100

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