Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 915 · 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 12% per year compound interest for 3 years (in ₹).
2. 2.Find the compound interest on ₹8000 at 15% per year for 3 years, added every year (in ₹).
3. 3.Find the amount when ₹25696 is invested at 25% per year compound interest for 2 years (in ₹).
4. 4.What is the difference between the compound interest and the simple interest on ₹12500 at 4% per year for 2 years (in ₹)?
5. 5.Find the compound interest on ₹28750 at 12% per year for 2 years, added every year (in ₹).
6. 6.Find the amount when ₹40000 is invested at 15% per year compound interest for 3 years (in ₹).
7. 7.What is the difference between the compound interest and the simple interest on ₹12500 at 12% per year for 2 years (in ₹)?
8. 8.Find the amount when ₹6375 is invested at 20% per year compound interest for 2 years (in ₹).
9. 9.Find the amount when ₹26272 is invested at 25% per year compound interest for 2 years (in ₹).
10. 10.Find the amount when ₹46875 is invested at 4% per year compound interest for 3 years (in ₹).
11. 11.Find the amount when ₹10875 is invested at 20% per year compound interest for 2 years (in ₹).
12. 12.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
13. 13.What is the difference between the compound interest and the simple interest on ₹12000 at 25% per year for 2 years (in ₹)?
14. 14.Find the amount when ₹30600 is invested at 10% per year compound interest for 2 years (in ₹).
15. 15.What is the difference between the compound interest and the simple interest on ₹40000 at 8% per year for 2 years (in ₹)?
16. 16.Find the amount when ₹24000 is invested at 15% per year compound interest for 3 years (in ₹).
17. 17.Find the amount when ₹46875 is invested at 8% per year compound interest for 3 years (in ₹).
18. 18.What is the difference between the compound interest and the simple interest on ₹44700 at 20% per year for 2 years (in ₹)?
19. 19.Find the compound interest on ₹44048 at 25% per year for 2 years, added every year (in ₹).
20. 20.Find the compound interest on ₹8600 at 10% per year for 2 years, added every year (in ₹).
21. 21.Find the compound interest on ₹30928 at 25% per year for 2 years, added every year (in ₹).
22. 22.Find the amount when ₹7500 is invested at 4% per year compound interest for 2 years (in ₹).
23. 23.Find the amount when ₹33600 is invested at 5% per year compound interest for 2 years (in ₹).
24. 24.What is the difference between the compound interest and the simple interest on ₹26400 at 25% per year for 2 years (in ₹)?
25. 25.What is the difference between the compound interest and the simple interest on ₹2500 at 12% per year for 2 years (in ₹)?
26. 26.What is the difference between the compound interest and the simple interest on ₹22000 at 15% per year for 2 years (in ₹)?
27. 27.Find the amount when ₹17050 is invested at 20% per year compound interest for 2 years (in ₹).
28. 28.Find the amount when ₹22900 is invested at 10% per year compound interest for 2 years (in ₹).
29. 29.Find the compound interest on ₹22000 at 5% per year for 2 years, added every year (in ₹).
30. 30.Find the compound interest on ₹46875 at 12% per year for 3 years, added every year (in ₹).
31. 31.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
32. 32.Find the amount when ₹26475 is invested at 20% per year compound interest for 2 years (in ₹).
33. 33.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
34. 34.What is the difference between the compound interest and the simple interest on ₹26400 at 15% per year for 2 years (in ₹)?
35. 35.Find the amount when ₹17200 is invested at 20% per year compound interest for 2 years (in ₹).
36. 36.Find the amount when ₹25000 is invested at 8% per year compound interest for 2 years (in ₹).
37. 37.Find the compound interest on ₹17200 at 15% per year for 2 years, added every year (in ₹).
38. 38.What is the difference between the compound interest and the simple interest on ₹25000 at 12% per year for 2 years (in ₹)?
39. 39.Find the compound interest on ₹40768 at 25% per year for 3 years, added every year (in ₹).
40. 40.Find the compound interest on ₹33024 at 25% per year for 2 years, added every year (in ₹).

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