Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 926 · 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 ₹3600 at 5% per year for 2 years (in ₹)?
2. 2.Find the compound interest on ₹10800 at 10% per year for 2 years, added every year (in ₹).
3. 3.What is the difference between the compound interest and the simple interest on ₹18900 at 10% per year for 2 years (in ₹)?
4. 4.Find the compound interest on ₹8000 at 15% per year for 3 years, added every year (in ₹).
5. 5.Find the amount when ₹38475 is invested at 20% per year compound interest for 2 years (in ₹).
6. 6.What is the difference between the compound interest and the simple interest on ₹33300 at 20% per year for 2 years (in ₹)?
7. 7.Find the compound interest on ₹15625 at 8% per year for 3 years, added every year (in ₹).
8. 8.Find the compound interest on ₹47000 at 20% per year for 3 years, added every year (in ₹).
9. 9.Find the amount when ₹29750 is invested at 20% per year compound interest for 3 years (in ₹).
10. 10.Find the compound interest on ₹45200 at 15% per year for 2 years, added every year (in ₹).
11. 11.Find the compound interest on ₹9000 at 20% per year for 3 years, added every year (in ₹).
12. 12.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
13. 13.Find the amount when ₹21700 is invested at 10% per year compound interest for 2 years (in ₹).
14. 14.What is the difference between the compound interest and the simple interest on ₹42400 at 5% per year for 2 years (in ₹)?
15. 15.Find the amount when ₹8000 is invested at 15% per year compound interest for 3 years (in ₹).
16. 16.What is the difference between the compound interest and the simple interest on ₹45000 at 12% per year for 2 years (in ₹)?
17. 17.What is the difference between the compound interest and the simple interest on ₹23600 at 5% per year for 2 years (in ₹)?
18. 18.What is the difference between the compound interest and the simple interest on ₹6400 at 25% per year for 2 years (in ₹)?
19. 19.Find the compound interest on ₹31875 at 12% per year for 2 years, added every year (in ₹).
20. 20.Find the compound interest on ₹36025 at 20% per year for 2 years, added every year (in ₹).
21. 21.Find the amount when ₹20850 is invested at 20% per year compound interest for 2 years (in ₹).
22. 22.Find the amount when ₹46875 is invested at 8% per year compound interest for 3 years (in ₹).
23. 23.Find the compound interest on ₹26250 at 8% per year for 2 years, added every year (in ₹).
24. 24.What is the difference between the compound interest and the simple interest on ₹9400 at 20% per year for 2 years (in ₹)?
25. 25.Find the amount when ₹16000 is invested at 15% per year compound interest for 3 years (in ₹).
26. 26.What is the difference between the compound interest and the simple interest on ₹14400 at 15% per year for 2 years (in ₹)?
27. 27.Find the amount when ₹9375 is invested at 12% per year compound interest for 2 years (in ₹).
28. 28.Find the compound interest on ₹8800 at 10% per year for 2 years, added every year (in ₹).
29. 29.Find the amount when ₹26200 is invested at 20% per year compound interest for 2 years (in ₹).
30. 30.Find the amount when ₹38125 is invested at 12% per year compound interest for 2 years (in ₹).
31. 31.What is the difference between the compound interest and the simple interest on ₹44500 at 10% per year for 2 years (in ₹)?
32. 32.What is the difference between the compound interest and the simple interest on ₹22500 at 12% per year for 2 years (in ₹)?
33. 33.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
34. 34.Find the amount when ₹40625 is invested at 12% per year compound interest for 2 years (in ₹).
35. 35.What is the difference between the compound interest and the simple interest on ₹18000 at 20% per year for 2 years (in ₹)?
36. 36.Find the compound interest on ₹21824 at 25% per year for 3 years, added every year (in ₹).
37. 37.Find the amount when ₹45300 is invested at 10% per year compound interest for 2 years (in ₹).
38. 38.What is the difference between the compound interest and the simple interest on ₹21600 at 5% per year for 2 years (in ₹)?
39. 39.Find the compound interest on ₹48000 at 15% per year for 3 years, added every year (in ₹).
40. 40.Find the amount when ₹46500 is invested at 20% per year compound interest for 3 years (in ₹).

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