Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 305 · 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 ₹30800 at 15% per year for 2 years (in ₹)?
2. 2.Find the amount when ₹31000 is invested at 10% per year compound interest for 3 years (in ₹).
3. 3.What is the difference between the compound interest and the simple interest on ₹26000 at 25% per year for 2 years (in ₹)?
4. 4.Find the compound interest on ₹30625 at 12% per year for 2 years, added every year (in ₹).
5. 5.What is the difference between the compound interest and the simple interest on ₹47500 at 8% per year for 2 years (in ₹)?
6. 6.Find the amount when ₹8000 is invested at 15% per year compound interest for 3 years (in ₹).
7. 7.Find the compound interest on ₹21250 at 4% per year for 2 years, added every year (in ₹).
8. 8.Find the amount when ₹38100 is invested at 10% per year compound interest for 2 years (in ₹).
9. 9.Find the compound interest on ₹17000 at 10% per year for 3 years, added every year (in ₹).
10. 10.What is the difference between the compound interest and the simple interest on ₹24000 at 20% per year for 2 years (in ₹)?
11. 11.Find the compound interest on ₹43200 at 25% per year for 3 years, added every year (in ₹).
12. 12.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
13. 13.Find the amount when ₹2125 is invested at 20% per year compound interest for 3 years (in ₹).
14. 14.Find the amount when ₹43125 is invested at 8% per year compound interest for 2 years (in ₹).
15. 15.Find the amount when ₹4800 is invested at 5% per year compound interest for 2 years (in ₹).
16. 16.Find the compound interest on ₹15625 at 8% per year for 3 years, added every year (in ₹).
17. 17.Find the amount when ₹23200 is invested at 5% per year compound interest for 2 years (in ₹).
18. 18.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
19. 19.Find the amount when ₹2000 is invested at 15% per year compound interest for 2 years (in ₹).
20. 20.Find the compound interest on ₹24000 at 15% per year for 3 years, added every year (in ₹).
21. 21.Find the amount when ₹8000 is invested at 5% per year compound interest for 3 years (in ₹).
22. 22.Find the amount when ₹40000 is invested at 5% per year compound interest for 3 years (in ₹).
23. 23.Find the compound interest on ₹25625 at 4% per year for 2 years, added every year (in ₹).
24. 24.Find the amount when ₹14800 is invested at 5% per year compound interest for 2 years (in ₹).
25. 25.Find the compound interest on ₹20864 at 25% per year for 3 years, added every year (in ₹).
26. 26.What is the difference between the compound interest and the simple interest on ₹27500 at 4% per year for 2 years (in ₹)?
27. 27.What is the difference between the compound interest and the simple interest on ₹30400 at 20% per year for 2 years (in ₹)?
28. 28.Find the compound interest on ₹12400 at 5% per year for 2 years, added every year (in ₹).
29. 29.What is the difference between the compound interest and the simple interest on ₹17500 at 12% per year for 2 years (in ₹)?
30. 30.Find the compound interest on ₹24000 at 15% per year for 2 years, added every year (in ₹).
31. 31.Find the compound interest on ₹4900 at 10% per year for 2 years, added every year (in ₹).
32. 32.What is the difference between the compound interest and the simple interest on ₹1200 at 5% per year for 2 years (in ₹)?
33. 33.Find the amount when ₹7600 is invested at 10% per year compound interest for 2 years (in ₹).
34. 34.Find the amount when ₹31872 is invested at 25% per year compound interest for 3 years (in ₹).
35. 35.Find the amount when ₹18275 is invested at 20% per year compound interest for 2 years (in ₹).
36. 36.What is the difference between the compound interest and the simple interest on ₹1600 at 5% per year for 2 years (in ₹)?
37. 37.Find the amount when ₹30375 is invested at 20% per year compound interest for 2 years (in ₹).
38. 38.Find the amount when ₹28000 is invested at 10% per year compound interest for 3 years (in ₹).
39. 39.Find the amount when ₹3125 is invested at 8% per year compound interest for 2 years (in ₹).
40. 40.Find the compound interest on ₹24000 at 10% per year for 3 years, added every year (in ₹).

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