Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 512 · 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 ₹50000 is invested at 8% per year compound interest for 2 years (in ₹).
2. 2.Find the compound interest on ₹20000 at 10% per year for 3 years, added every year (in ₹).
3. 3.Find the compound interest on ₹47968 at 25% per year for 2 years, added every year (in ₹).
4. 4.Find the amount when ₹47900 is invested at 10% per year compound interest for 2 years (in ₹).
5. 5.Find the amount when ₹11375 is invested at 20% per year compound interest for 3 years (in ₹).
6. 6.What is the difference between the compound interest and the simple interest on ₹33700 at 20% per year for 2 years (in ₹)?
7. 7.Find the amount when ₹17600 is invested at 15% per year compound interest for 2 years (in ₹).
8. 8.Find the amount when ₹16400 is invested at 5% per year compound interest for 2 years (in ₹).
9. 9.Find the amount when ₹30800 is invested at 10% per year compound interest for 2 years (in ₹).
10. 10.Find the amount when ₹45600 is invested at 15% per year compound interest for 2 years (in ₹).
11. 11.Find the compound interest on ₹11008 at 25% per year for 3 years, added every year (in ₹).
12. 12.Find the amount when ₹29952 is invested at 25% per year compound interest for 3 years (in ₹).
13. 13.Find the amount when ₹3125 is invested at 4% per year compound interest for 2 years (in ₹).
14. 14.Find the compound interest on ₹36400 at 10% per year for 2 years, added every year (in ₹).
15. 15.What is the difference between the compound interest and the simple interest on ₹17100 at 20% per year for 2 years (in ₹)?
16. 16.Find the amount when ₹37000 is invested at 10% per year compound interest for 3 years (in ₹).
17. 17.What is the difference between the compound interest and the simple interest on ₹4400 at 5% per year for 2 years (in ₹)?
18. 18.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
19. 19.What is the difference between the compound interest and the simple interest on ₹45000 at 4% per year for 2 years (in ₹)?
20. 20.Find the compound interest on ₹16000 at 5% per year for 3 years, added every year (in ₹).
21. 21.Find the compound interest on ₹8400 at 10% per year for 2 years, added every year (in ₹).
22. 22.Find the amount when ₹40000 is invested at 15% per year compound interest for 3 years (in ₹).
23. 23.Find the amount when ₹38080 is invested at 25% per year compound interest for 3 years (in ₹).
24. 24.What is the difference between the compound interest and the simple interest on ₹31000 at 20% per year for 2 years (in ₹)?
25. 25.What is the difference between the compound interest and the simple interest on ₹5000 at 4% per year for 2 years (in ₹)?
26. 26.What is the difference between the compound interest and the simple interest on ₹37500 at 4% per year for 2 years (in ₹)?
27. 27.What is the difference between the compound interest and the simple interest on ₹23600 at 15% per year for 2 years (in ₹)?
28. 28.What is the difference between the compound interest and the simple interest on ₹7200 at 5% per year for 2 years (in ₹)?
29. 29.Find the compound interest on ₹46875 at 4% per year for 3 years, added every year (in ₹).
30. 30.Find the compound interest on ₹20900 at 20% per year for 2 years, added every year (in ₹).
31. 31.Find the compound interest on ₹4400 at 10% per year for 2 years, added every year (in ₹).
32. 32.Find the amount when ₹5400 is invested at 10% per year compound interest for 2 years (in ₹).
33. 33.What is the difference between the compound interest and the simple interest on ₹22000 at 25% per year for 2 years (in ₹)?
34. 34.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
35. 35.Find the amount when ₹10625 is invested at 12% per year compound interest for 2 years (in ₹).
36. 36.Find the compound interest on ₹46875 at 12% per year for 3 years, added every year (in ₹).
37. 37.Find the amount when ₹11250 is invested at 12% per year compound interest for 2 years (in ₹).
38. 38.Find the compound interest on ₹30000 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 ₹15000 at 8% per year for 2 years (in ₹)?
40. 40.Find the compound interest on ₹31250 at 12% per year for 3 years, added every year (in ₹).

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