Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 51 · 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 ₹16400 is invested at 15% per year compound interest for 2 years (in ₹).
2. 2.What is the difference between the compound interest and the simple interest on ₹31400 at 20% per year for 2 years (in ₹)?
3. 3.What is the difference between the compound interest and the simple interest on ₹7200 at 15% per year for 2 years (in ₹)?
4. 4.Find the amount when ₹46875 is invested at 4% per year compound interest for 3 years (in ₹).
5. 5.Find the compound interest on ₹21250 at 20% per year for 3 years, added every year (in ₹).
6. 6.Find the amount when ₹48000 is invested at 5% per year compound interest for 3 years (in ₹).
7. 7.Find the compound interest on ₹24000 at 5% per year for 3 years, added every year (in ₹).
8. 8.What is the difference between the compound interest and the simple interest on ₹25000 at 12% per year for 2 years (in ₹)?
9. 9.Find the amount when ₹32768 is invested at 25% per year compound interest for 3 years (in ₹).
10. 10.Find the amount when ₹43136 is invested at 25% per year compound interest for 3 years (in ₹).
11. 11.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
12. 12.Find the compound interest on ₹33000 at 10% per year for 3 years, added every year (in ₹).
13. 13.Find the amount when ₹15625 is invested at 12% per year compound interest for 2 years (in ₹).
14. 14.Find the compound interest on ₹24000 at 15% per year for 3 years, added every year (in ₹).
15. 15.Find the amount when ₹43325 is invested at 20% per year compound interest for 2 years (in ₹).
16. 16.Find the amount when ₹31875 is invested at 12% per year compound interest for 2 years (in ₹).
17. 17.Find the compound interest on ₹14375 at 8% per year for 2 years, added every year (in ₹).
18. 18.Find the amount when ₹19200 is invested at 10% per year compound interest for 2 years (in ₹).
19. 19.Find the compound interest on ₹42000 at 5% per year for 2 years, added every year (in ₹).
20. 20.Find the compound interest on ₹29375 at 8% per year for 2 years, added every year (in ₹).
21. 21.Find the amount when ₹8000 is invested at 10% per year compound interest for 3 years (in ₹).
22. 22.Find the compound interest on ₹27456 at 25% per year for 3 years, added every year (in ₹).
23. 23.What is the difference between the compound interest and the simple interest on ₹35000 at 12% per year for 2 years (in ₹)?
24. 24.Find the amount when ₹2875 is invested at 20% per year compound interest for 2 years (in ₹).
25. 25.What is the difference between the compound interest and the simple interest on ₹23600 at 5% per year for 2 years (in ₹)?
26. 26.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
27. 27.Find the amount when ₹48000 is invested at 15% per year compound interest for 3 years (in ₹).
28. 28.Find the amount when ₹14375 is invested at 12% per year compound interest for 2 years (in ₹).
29. 29.Find the compound interest on ₹9250 at 20% per year for 3 years, added every year (in ₹).
30. 30.Find the amount when ₹13600 is invested at 10% per year compound interest for 2 years (in ₹).
31. 31.What is the difference between the compound interest and the simple interest on ₹13000 at 20% per year for 2 years (in ₹)?
32. 32.What is the difference between the compound interest and the simple interest on ₹44400 at 25% per year for 2 years (in ₹)?
33. 33.Find the compound interest on ₹28125 at 4% per year for 2 years, added every year (in ₹).
34. 34.What is the difference between the compound interest and the simple interest on ₹2500 at 12% per year for 2 years (in ₹)?
35. 35.Find the compound interest on ₹25536 at 25% per year for 3 years, added every year (in ₹).
36. 36.Find the compound interest on ₹32000 at 5% per year for 3 years, added every year (in ₹).
37. 37.Find the amount when ₹16000 is invested at 15% per year compound interest for 3 years (in ₹).
38. 38.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
39. 39.Find the amount when ₹2750 is invested at 20% per year compound interest for 3 years (in ₹).
40. 40.What is the difference between the compound interest and the simple interest on ₹6800 at 15% per year for 2 years (in ₹)?

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