Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 109 · 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 ₹21024 at 25% per year for 2 years, added every year (in ₹).
2. 2.Find the amount when ₹7275 is invested at 20% per year compound interest for 2 years (in ₹).
3. 3.Find the amount when ₹11000 is invested at 10% per year compound interest for 3 years (in ₹).
4. 4.What is the difference between the compound interest and the simple interest on ₹45000 at 4% per year for 2 years (in ₹)?
5. 5.Find the amount when ₹28750 is invested at 8% per year compound interest for 2 years (in ₹).
6. 6.What is the difference between the compound interest and the simple interest on ₹23800 at 20% per year for 2 years (in ₹)?
7. 7.What is the difference between the compound interest and the simple interest on ₹19900 at 10% per year for 2 years (in ₹)?
8. 8.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
9. 9.What is the difference between the compound interest and the simple interest on ₹17500 at 4% per year for 2 years (in ₹)?
10. 10.What is the difference between the compound interest and the simple interest on ₹15000 at 4% per year for 2 years (in ₹)?
11. 11.What is the difference between the compound interest and the simple interest on ₹30800 at 5% per year for 2 years (in ₹)?
12. 12.Find the compound interest on ₹24000 at 15% per year for 3 years, added every year (in ₹).
13. 13.Find the amount when ₹39000 is invested at 10% per year compound interest for 3 years (in ₹).
14. 14.Find the amount when ₹35125 is invested at 20% per year compound interest for 3 years (in ₹).
15. 15.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
16. 16.What is the difference between the compound interest and the simple interest on ₹10400 at 20% per year for 2 years (in ₹)?
17. 17.Find the compound interest on ₹29900 at 10% per year for 2 years, added every year (in ₹).
18. 18.Find the compound interest on ₹46875 at 12% per year for 2 years, added every year (in ₹).
19. 19.Find the compound interest on ₹44400 at 5% per year for 2 years, added every year (in ₹).
20. 20.Find the amount when ₹10500 is invested at 10% per year compound interest for 2 years (in ₹).
21. 21.Find the amount when ₹21000 is invested at 10% per year compound interest for 3 years (in ₹).
22. 22.What is the difference between the compound interest and the simple interest on ₹6900 at 20% per year for 2 years (in ₹)?
23. 23.Find the compound interest on ₹44100 at 10% per year for 2 years, added every year (in ₹).
24. 24.Find the compound interest on ₹7200 at 5% per year for 2 years, added every year (in ₹).
25. 25.Find the amount when ₹41100 is invested at 10% per year compound interest for 2 years (in ₹).
26. 26.What is the difference between the compound interest and the simple interest on ₹15600 at 15% per year for 2 years (in ₹)?
27. 27.Find the amount when ₹16000 is invested at 15% per year compound interest for 3 years (in ₹).
28. 28.What is the difference between the compound interest and the simple interest on ₹42500 at 12% per year for 2 years (in ₹)?
29. 29.What is the difference between the compound interest and the simple interest on ₹11600 at 5% per year for 2 years (in ₹)?
30. 30.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
31. 31.Find the compound interest on ₹23750 at 20% per year for 3 years, added every year (in ₹).
32. 32.What is the difference between the compound interest and the simple interest on ₹21200 at 15% per year for 2 years (in ₹)?
33. 33.What is the difference between the compound interest and the simple interest on ₹11800 at 10% per year for 2 years (in ₹)?
34. 34.Find the amount when ₹31875 is invested at 12% per year compound interest for 2 years (in ₹).
35. 35.Find the amount when ₹14250 is invested at 20% per year compound interest for 3 years (in ₹).
36. 36.What is the difference between the compound interest and the simple interest on ₹29600 at 10% per year for 2 years (in ₹)?
37. 37.Find the amount when ₹44375 is invested at 12% per year compound interest for 2 years (in ₹).
38. 38.Find the compound interest on ₹1875 at 12% per year for 2 years, added every year (in ₹).
39. 39.What is the difference between the compound interest and the simple interest on ₹20300 at 20% per year for 2 years (in ₹)?
40. 40.Find the amount when ₹8400 is invested at 15% per year compound interest for 2 years (in ₹).

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