Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 28 · 40 questions

The method (Year by year): Year 1: add R% of P. Year 2: add R% of the new amount. Carry on for each year. Amount = P × (100 + R)ⁿ ÷ 100ⁿ; compound interest = amount − P. For 2 years, CI − SI = P × R × R ÷ 10000.

1. 1.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
2. 2.Find the compound interest on ₹31250 at 12% per year for 3 years, added every year (in ₹).
3. 3.Find the compound interest on ₹26300 at 10% per year for 2 years, added every year (in ₹).
4. 4.Find the amount when ₹20000 is invested at 10% per year compound interest for 3 years (in ₹).
5. 5.Find the amount when ₹41875 is invested at 12% per year compound interest for 2 years (in ₹).
6. 6.What is the difference between the compound interest and the simple interest on ₹49200 at 15% per year for 2 years (in ₹)?
7. 7.Find the compound interest on ₹10800 at 20% per year for 2 years, added every year (in ₹).
8. 8.What is the difference between the compound interest and the simple interest on ₹38100 at 10% per year for 2 years (in ₹)?
9. 9.Find the amount when ₹2500 is invested at 12% per year compound interest for 2 years (in ₹).
10. 10.Find the amount when ₹43525 is invested at 20% per year compound interest for 2 years (in ₹).
11. 11.Find the amount when ₹26000 is invested at 10% per year compound interest for 3 years (in ₹).
12. 12.What is the difference between the compound interest and the simple interest on ₹42500 at 12% per year for 2 years (in ₹)?
13. 13.Find the amount when ₹8750 is invested at 12% per year compound interest for 2 years (in ₹).
14. 14.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
15. 15.Find the compound interest on ₹21600 at 10% per year for 2 years, added every year (in ₹).
16. 16.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
17. 17.What is the difference between the compound interest and the simple interest on ₹21600 at 5% per year for 2 years (in ₹)?
18. 18.What is the difference between the compound interest and the simple interest on ₹14400 at 5% per year for 2 years (in ₹)?
19. 19.Find the amount when ₹43000 is invested at 10% per year compound interest for 3 years (in ₹).
20. 20.Find the compound interest on ₹48000 at 15% per year for 3 years, added every year (in ₹).
21. 21.Find the amount when ₹18125 is invested at 20% per year compound interest for 3 years (in ₹).
22. 22.What is the difference between the compound interest and the simple interest on ₹36000 at 15% per year for 2 years (in ₹)?
23. 23.Find the amount when ₹48000 is invested at 5% per year compound interest for 2 years (in ₹).
24. 24.Find the compound interest on ₹46100 at 10% per year for 2 years, added every year (in ₹).
25. 25.Find the amount when ₹30800 is invested at 15% per year compound interest for 2 years (in ₹).
26. 26.Find the amount when ₹24000 is invested at 15% per year compound interest for 3 years (in ₹).
27. 27.What is the difference between the compound interest and the simple interest on ₹12500 at 8% per year for 2 years (in ₹)?
28. 28.Find the amount when ₹36000 is invested at 10% per year compound interest for 3 years (in ₹).
29. 29.Find the compound interest on ₹4750 at 20% per year for 2 years, added every year (in ₹).
30. 30.Find the compound interest on ₹49375 at 4% per year for 2 years, added every year (in ₹).
31. 31.Find the compound interest on ₹3000 at 10% per year for 3 years, added every year (in ₹).
32. 32.Find the compound interest on ₹3750 at 4% per year for 2 years, added every year (in ₹).
33. 33.What is the difference between the compound interest and the simple interest on ₹20000 at 8% per year for 2 years (in ₹)?
34. 34.Find the compound interest on ₹45500 at 20% per year for 3 years, added every year (in ₹).
35. 35.Find the compound interest on ₹2700 at 10% per year for 2 years, added every year (in ₹).
36. 36.Find the compound interest on ₹36500 at 10% per year for 2 years, added every year (in ₹).
37. 37.Find the compound interest on ₹7424 at 25% per year for 3 years, added every year (in ₹).
38. 38.Find the compound interest on ₹34544 at 25% per year for 2 years, added every year (in ₹).
39. 39.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
40. 40.Find the compound interest on ₹31600 at 15% per year for 2 years, added every year (in ₹).

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