Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 911 · 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 ₹34400 at 5% per year for 2 years (in ₹)?
2. 2.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
3. 3.What is the difference between the compound interest and the simple interest on ₹9200 at 10% per year for 2 years (in ₹)?
4. 4.Find the amount when ₹28050 is invested at 20% per year compound interest for 2 years (in ₹).
5. 5.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
6. 6.Find the amount when ₹23125 is invested at 8% per year compound interest for 2 years (in ₹).
7. 7.What is the difference between the compound interest and the simple interest on ₹45600 at 10% per year for 2 years (in ₹)?
8. 8.Find the compound interest on ₹48000 at 5% per year for 3 years, added every year (in ₹).
9. 9.Find the compound interest on ₹31250 at 8% per year for 3 years, added every year (in ₹).
10. 10.Find the amount when ₹45625 is invested at 4% per year compound interest for 2 years (in ₹).
11. 11.Find the amount when ₹36875 is invested at 12% per year compound interest for 2 years (in ₹).
12. 12.What is the difference between the compound interest and the simple interest on ₹5200 at 25% per year for 2 years (in ₹)?
13. 13.Find the compound interest on ₹21300 at 10% per year for 2 years, added every year (in ₹).
14. 14.What is the difference between the compound interest and the simple interest on ₹7500 at 4% per year for 2 years (in ₹)?
15. 15.Find the amount when ₹3500 is invested at 20% per year compound interest for 3 years (in ₹).
16. 16.Find the amount when ₹24000 is invested at 5% per year compound interest for 3 years (in ₹).
17. 17.What is the difference between the compound interest and the simple interest on ₹4000 at 5% per year for 2 years (in ₹)?
18. 18.Find the amount when ₹33125 is invested at 12% per year compound interest for 2 years (in ₹).
19. 19.What is the difference between the compound interest and the simple interest on ₹4100 at 20% per year for 2 years (in ₹)?
20. 20.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
21. 21.Find the amount when ₹13125 is invested at 4% per year compound interest for 2 years (in ₹).
22. 22.Find the compound interest on ₹46875 at 12% per year for 3 years, added every year (in ₹).
23. 23.What is the difference between the compound interest and the simple interest on ₹36400 at 20% per year for 2 years (in ₹)?
24. 24.Find the compound interest on ₹48640 at 25% per year for 2 years, added every year (in ₹).
25. 25.Find the amount when ₹43200 is invested at 5% per year compound interest for 2 years (in ₹).
26. 26.What is the difference between the compound interest and the simple interest on ₹40000 at 8% per year for 2 years (in ₹)?
27. 27.Find the amount when ₹800 is invested at 5% per year compound interest for 2 years (in ₹).
28. 28.Find the amount when ₹12000 is invested at 15% per year compound interest for 2 years (in ₹).
29. 29.Find the amount when ₹44350 is invested at 20% per year compound interest for 2 years (in ₹).
30. 30.Find the compound interest on ₹18800 at 15% per year for 2 years, added every year (in ₹).
31. 31.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
32. 32.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).
33. 33.Find the amount when ₹40500 is invested at 10% per year compound interest for 2 years (in ₹).
34. 34.Find the compound interest on ₹2000 at 5% per year for 2 years, added every year (in ₹).
35. 35.Find the amount when ₹8400 is invested at 15% per year compound interest for 2 years (in ₹).
36. 36.Find the amount when ₹4375 is invested at 4% per year compound interest for 2 years (in ₹).
37. 37.Find the amount when ₹22400 is invested at 15% per year compound interest for 2 years (in ₹).
38. 38.Find the amount when ₹32800 is invested at 5% per year compound interest for 2 years (in ₹).
39. 39.Find the compound interest on ₹20900 at 10% per year for 2 years, added every year (in ₹).
40. 40.Find the amount when ₹40000 is invested at 5% per year compound interest for 3 years (in ₹).

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