Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 53 · 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.What is the difference between the compound interest and the simple interest on ₹31300 at 10% per year for 2 years (in ₹)?
2. 2.What is the difference between the compound interest and the simple interest on ₹17500 at 4% per year for 2 years (in ₹)?
3. 3.What is the difference between the compound interest and the simple interest on ₹3600 at 15% per year for 2 years (in ₹)?
4. 4.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
5. 5.Find the amount when ₹9375 is invested at 4% per year compound interest for 2 years (in ₹).
6. 6.What is the difference between the compound interest and the simple interest on ₹33800 at 20% per year for 2 years (in ₹)?
7. 7.Find the compound interest on ₹48800 at 15% per year for 2 years, added every year (in ₹).
8. 8.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
9. 9.What is the difference between the compound interest and the simple interest on ₹5000 at 10% per year for 2 years (in ₹)?
10. 10.Find the amount when ₹16400 is invested at 10% per year compound interest for 2 years (in ₹).
11. 11.Find the amount when ₹31875 is invested at 8% per year compound interest for 2 years (in ₹).
12. 12.Find the compound interest on ₹31250 at 8% per year for 3 years, added every year (in ₹).
13. 13.Find the compound interest on ₹21200 at 10% per year for 2 years, added every year (in ₹).
14. 14.Find the amount when ₹47125 is invested at 20% per year compound interest for 3 years (in ₹).
15. 15.What is the difference between the compound interest and the simple interest on ₹42000 at 25% per year for 2 years (in ₹)?
16. 16.What is the difference between the compound interest and the simple interest on ₹14000 at 10% per year for 2 years (in ₹)?
17. 17.Find the amount when ₹8000 is invested at 5% per year compound interest for 3 years (in ₹).
18. 18.What is the difference between the compound interest and the simple interest on ₹4800 at 25% per year for 2 years (in ₹)?
19. 19.Find the compound interest on ₹46300 at 10% per year for 2 years, added every year (in ₹).
20. 20.Find the compound interest on ₹32000 at 5% per year for 3 years, added every year (in ₹).
21. 21.Find the compound interest on ₹24550 at 20% per year for 2 years, added every year (in ₹).
22. 22.Find the compound interest on ₹20175 at 20% per year for 2 years, added every year (in ₹).
23. 23.What is the difference between the compound interest and the simple interest on ₹45200 at 15% per year for 2 years (in ₹)?
24. 24.Find the compound interest on ₹38125 at 20% per year for 3 years, added every year (in ₹).
25. 25.Find the compound interest on ₹11600 at 15% per year for 2 years, added every year (in ₹).
26. 26.Find the amount when ₹44250 is invested at 20% per year compound interest for 3 years (in ₹).
27. 27.Find the compound interest on ₹47200 at 5% per year for 2 years, added every year (in ₹).
28. 28.Find the amount when ₹46875 is invested at 8% per year compound interest for 3 years (in ₹).
29. 29.Find the amount when ₹46875 is invested at 4% per year compound interest for 3 years (in ₹).
30. 30.Find the amount when ₹26550 is invested at 20% per year compound interest for 2 years (in ₹).
31. 31.Find the amount when ₹27875 is invested at 20% per year compound interest for 3 years (in ₹).
32. 32.What is the difference between the compound interest and the simple interest on ₹800 at 15% per year for 2 years (in ₹)?
33. 33.Find the amount when ₹30800 is invested at 5% per year compound interest for 2 years (in ₹).
34. 34.Find the amount when ₹8000 is invested at 15% per year compound interest for 3 years (in ₹).
35. 35.Find the compound interest on ₹32000 at 15% per year for 2 years, added every year (in ₹).
36. 36.What is the difference between the compound interest and the simple interest on ₹5900 at 10% per year for 2 years (in ₹)?
37. 37.Find the compound interest on ₹7200 at 5% per year for 2 years, added every year (in ₹).
38. 38.Find the amount when ₹48000 is invested at 15% per year compound interest for 3 years (in ₹).
39. 39.What is the difference between the compound interest and the simple interest on ₹5900 at 20% per year for 2 years (in ₹)?
40. 40.Find the compound interest on ₹31250 at 4% per year for 3 years, added every year (in ₹).

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