Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 640 · 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 ₹6600 is invested at 10% per year compound interest for 2 years (in ₹).
2. 2.What is the difference between the compound interest and the simple interest on ₹46300 at 20% per year for 2 years (in ₹)?
3. 3.Find the amount when ₹24000 is invested at 5% per year compound interest for 3 years (in ₹).
4. 4.Find the compound interest on ₹7800 at 10% per year for 2 years, added every year (in ₹).
5. 5.Find the amount when ₹38750 is invested at 12% per year compound interest for 2 years (in ₹).
6. 6.Find the compound interest on ₹14000 at 10% per year for 3 years, added every year (in ₹).
7. 7.Find the compound interest on ₹46875 at 12% per year for 3 years, added every year (in ₹).
8. 8.Find the amount when ₹31475 is invested at 20% per year compound interest for 2 years (in ₹).
9. 9.Find the amount when ₹7125 is invested at 20% per year compound interest for 3 years (in ₹).
10. 10.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
11. 11.Find the compound interest on ₹30672 at 25% per year for 2 years, added every year (in ₹).
12. 12.Find the amount when ₹1280 is invested at 25% per year compound interest for 3 years (in ₹).
13. 13.What is the difference between the compound interest and the simple interest on ₹35000 at 4% per year for 2 years (in ₹)?
14. 14.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
15. 15.Find the amount when ₹42275 is invested at 20% per year compound interest for 2 years (in ₹).
16. 16.What is the difference between the compound interest and the simple interest on ₹22500 at 12% per year for 2 years (in ₹)?
17. 17.Find the amount when ₹40128 is invested at 25% per year compound interest for 2 years (in ₹).
18. 18.Find the amount when ₹45952 is invested at 25% per year compound interest for 3 years (in ₹).
19. 19.Find the compound interest on ₹39500 at 20% per year for 3 years, added every year (in ₹).
20. 20.What is the difference between the compound interest and the simple interest on ₹31600 at 25% per year for 2 years (in ₹)?
21. 21.Find the compound interest on ₹39375 at 8% per year for 2 years, added every year (in ₹).
22. 22.Find the amount when ₹8375 is invested at 20% per year compound interest for 3 years (in ₹).
23. 23.Find the compound interest on ₹49200 at 5% per year for 2 years, added every year (in ₹).
24. 24.Find the amount when ₹3750 is invested at 12% per year compound interest for 2 years (in ₹).
25. 25.What is the difference between the compound interest and the simple interest on ₹29900 at 20% per year for 2 years (in ₹)?
26. 26.Find the amount when ₹46875 is invested at 4% per year compound interest for 3 years (in ₹).
27. 27.What is the difference between the compound interest and the simple interest on ₹19600 at 25% per year for 2 years (in ₹)?
28. 28.Find the compound interest on ₹8000 at 5% per year for 3 years, added every year (in ₹).
29. 29.Find the amount when ₹27200 is invested at 5% per year compound interest for 2 years (in ₹).
30. 30.Find the compound interest on ₹25200 at 15% per year for 2 years, added every year (in ₹).
31. 31.Find the compound interest on ₹15625 at 4% per year for 3 years, added every year (in ₹).
32. 32.Find the compound interest on ₹36875 at 12% per year for 2 years, added every year (in ₹).
33. 33.Find the compound interest on ₹19000 at 10% per year for 3 years, added every year (in ₹).
34. 34.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
35. 35.Find the compound interest on ₹47500 at 12% per year for 2 years, added every year (in ₹).
36. 36.Find the amount when ₹32800 is invested at 15% per year compound interest for 2 years (in ₹).
37. 37.Find the compound interest on ₹33125 at 4% per year for 2 years, added every year (in ₹).
38. 38.Find the compound interest on ₹3750 at 4% per year for 2 years, added every year (in ₹).
39. 39.What is the difference between the compound interest and the simple interest on ₹44800 at 20% per year for 2 years (in ₹)?
40. 40.What is the difference between the compound interest and the simple interest on ₹30000 at 12% per year for 2 years (in ₹)?

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