Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 139 · 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 ₹400 at 5% per year for 2 years (in ₹)?
2. 2.Find the compound interest on ₹13000 at 10% per year for 3 years, added every year (in ₹).
3. 3.What is the difference between the compound interest and the simple interest on ₹3200 at 25% per year for 2 years (in ₹)?
4. 4.Find the compound interest on ₹15625 at 4% per year for 3 years, added every year (in ₹).
5. 5.What is the difference between the compound interest and the simple interest on ₹16200 at 10% per year for 2 years (in ₹)?
6. 6.Find the compound interest on ₹37500 at 4% per year for 2 years, added every year (in ₹).
7. 7.What is the difference between the compound interest and the simple interest on ₹37600 at 15% per year for 2 years (in ₹)?
8. 8.What is the difference between the compound interest and the simple interest on ₹40400 at 15% per year for 2 years (in ₹)?
9. 9.Find the amount when ₹32000 is invested at 15% per year compound interest for 2 years (in ₹).
10. 10.What is the difference between the compound interest and the simple interest on ₹37500 at 12% per year for 2 years (in ₹)?
11. 11.Find the compound interest on ₹3625 at 20% per year for 2 years, added every year (in ₹).
12. 12.Find the amount when ₹39325 is invested at 20% per year compound interest for 2 years (in ₹).
13. 13.Find the compound interest on ₹32000 at 5% per year for 3 years, added every year (in ₹).
14. 14.Find the amount when ₹39650 is invested at 20% per year compound interest for 2 years (in ₹).
15. 15.Find the compound interest on ₹23125 at 4% per year for 2 years, added every year (in ₹).
16. 16.Find the amount when ₹35600 is invested at 10% per year compound interest for 2 years (in ₹).
17. 17.Find the compound interest on ₹10375 at 20% per year for 3 years, added every year (in ₹).
18. 18.What is the difference between the compound interest and the simple interest on ₹11200 at 5% per year for 2 years (in ₹)?
19. 19.Find the amount when ₹38400 is invested at 15% per year compound interest for 2 years (in ₹).
20. 20.Find the amount when ₹8000 is invested at 10% per year compound interest for 3 years (in ₹).
21. 21.Find the compound interest on ₹2272 at 25% per year for 2 years, added every year (in ₹).
22. 22.What is the difference between the compound interest and the simple interest on ₹25600 at 5% per year for 2 years (in ₹)?
23. 23.What is the difference between the compound interest and the simple interest on ₹26000 at 5% per year for 2 years (in ₹)?
24. 24.Find the amount when ₹14375 is invested at 4% per year compound interest for 2 years (in ₹).
25. 25.What is the difference between the compound interest and the simple interest on ₹29600 at 5% per year for 2 years (in ₹)?
26. 26.What is the difference between the compound interest and the simple interest on ₹38400 at 10% per year for 2 years (in ₹)?
27. 27.Find the amount when ₹16000 is invested at 5% per year compound interest for 3 years (in ₹).
28. 28.Find the compound interest on ₹21200 at 10% per year for 2 years, added every year (in ₹).
29. 29.What is the difference between the compound interest and the simple interest on ₹46400 at 20% per year for 2 years (in ₹)?
30. 30.Find the amount when ₹42704 is invested at 25% per year compound interest for 2 years (in ₹).
31. 31.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
32. 32.Find the compound interest on ₹44800 at 10% per year for 2 years, added every year (in ₹).
33. 33.Find the compound interest on ₹24016 at 25% per year for 2 years, added every year (in ₹).
34. 34.Find the amount when ₹18750 is invested at 12% per year compound interest for 2 years (in ₹).
35. 35.Find the compound interest on ₹46875 at 8% per year for 2 years, added every year (in ₹).
36. 36.Find the compound interest on ₹11000 at 10% per year for 3 years, added every year (in ₹).
37. 37.What is the difference between the compound interest and the simple interest on ₹35000 at 8% per year for 2 years (in ₹)?
38. 38.Find the amount when ₹35000 is invested at 4% per year compound interest for 2 years (in ₹).
39. 39.Find the amount when ₹11250 is invested at 8% per year compound interest for 2 years (in ₹).
40. 40.Find the amount when ₹10656 is invested at 25% per year compound interest for 2 years (in ₹).

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