Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 101 · 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 compound interest on ₹9600 at 5% per year for 2 years, added every year (in ₹).
2. 2.Find the amount when ₹30000 is invested at 4% per year compound interest for 2 years (in ₹).
3. 3.Find the amount when ₹8000 is invested at 15% per year compound interest for 3 years (in ₹).
4. 4.What is the difference between the compound interest and the simple interest on ₹38800 at 15% per year for 2 years (in ₹)?
5. 5.Find the compound interest on ₹29120 at 25% per year for 3 years, added every year (in ₹).
6. 6.Find the compound interest on ₹24000 at 10% per year for 3 years, added every year (in ₹).
7. 7.What is the difference between the compound interest and the simple interest on ₹7200 at 25% per year for 2 years (in ₹)?
8. 8.What is the difference between the compound interest and the simple interest on ₹27600 at 15% per year for 2 years (in ₹)?
9. 9.What is the difference between the compound interest and the simple interest on ₹47600 at 25% per year for 2 years (in ₹)?
10. 10.Find the amount when ₹50000 is invested at 10% per year compound interest for 3 years (in ₹).
11. 11.What is the difference between the compound interest and the simple interest on ₹31600 at 25% per year for 2 years (in ₹)?
12. 12.What is the difference between the compound interest and the simple interest on ₹7600 at 5% per year for 2 years (in ₹)?
13. 13.Find the compound interest on ₹8125 at 20% per year for 3 years, added every year (in ₹).
14. 14.Find the amount when ₹42000 is invested at 5% per year compound interest for 2 years (in ₹).
15. 15.Find the compound interest on ₹28625 at 20% per year for 2 years, added every year (in ₹).
16. 16.What is the difference between the compound interest and the simple interest on ₹12800 at 10% per year for 2 years (in ₹)?
17. 17.Find the compound interest on ₹16000 at 15% per year for 3 years, added every year (in ₹).
18. 18.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
19. 19.Find the compound interest on ₹12125 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 ₹5000 at 4% per year for 2 years (in ₹)?
21. 21.What is the difference between the compound interest and the simple interest on ₹49200 at 5% per year for 2 years (in ₹)?
22. 22.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
23. 23.Find the amount when ₹9800 is invested at 10% per year compound interest for 2 years (in ₹).
24. 24.What is the difference between the compound interest and the simple interest on ₹10000 at 12% per year for 2 years (in ₹)?
25. 25.Find the compound interest on ₹1875 at 12% per year for 2 years, added every year (in ₹).
26. 26.What is the difference between the compound interest and the simple interest on ₹2500 at 8% per year for 2 years (in ₹)?
27. 27.What is the difference between the compound interest and the simple interest on ₹37500 at 20% per year for 2 years (in ₹)?
28. 28.Find the compound interest on ₹36000 at 10% per year for 2 years, added every year (in ₹).
29. 29.Find the compound interest on ₹26500 at 20% per year for 3 years, added every year (in ₹).
30. 30.Find the amount when ₹48000 is invested at 15% per year compound interest for 3 years (in ₹).
31. 31.Find the compound interest on ₹20000 at 8% per year for 2 years, added every year (in ₹).
32. 32.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
33. 33.Find the amount when ₹24000 is invested at 15% per year compound interest for 3 years (in ₹).
34. 34.Find the amount when ₹41500 is invested at 10% per year compound interest for 2 years (in ₹).
35. 35.What is the difference between the compound interest and the simple interest on ₹44900 at 20% per year for 2 years (in ₹)?
36. 36.Find the amount when ₹47200 is invested at 5% per year compound interest for 2 years (in ₹).
37. 37.Find the compound interest on ₹31250 at 4% per year for 3 years, added every year (in ₹).
38. 38.Find the compound interest on ₹16000 at 5% per year for 3 years, added every year (in ₹).
39. 39.Find the amount when ₹25625 is invested at 8% per year compound interest for 2 years (in ₹).
40. 40.What is the difference between the compound interest and the simple interest on ₹8900 at 20% per year for 2 years (in ₹)?

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