Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 390 · 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 ₹9600 at 15% per year for 2 years (in ₹)?
2. 2.What is the difference between the compound interest and the simple interest on ₹100 at 20% per year for 2 years (in ₹)?
3. 3.What is the difference between the compound interest and the simple interest on ₹10000 at 8% per year for 2 years (in ₹)?
4. 4.What is the difference between the compound interest and the simple interest on ₹32200 at 20% per year for 2 years (in ₹)?
5. 5.Find the compound interest on ₹34600 at 10% per year for 2 years, added every year (in ₹).
6. 6.Find the amount when ₹28450 is invested at 20% per year compound interest for 2 years (in ₹).
7. 7.What is the difference between the compound interest and the simple interest on ₹37500 at 8% per year for 2 years (in ₹)?
8. 8.Find the compound interest on ₹45625 at 12% per year for 2 years, added every year (in ₹).
9. 9.Find the compound interest on ₹44400 at 5% per year for 2 years, added every year (in ₹).
10. 10.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).
11. 11.Find the amount when ₹6525 is invested at 20% per year compound interest for 2 years (in ₹).
12. 12.Find the amount when ₹28225 is invested at 20% per year compound interest for 2 years (in ₹).
13. 13.Find the amount when ₹14375 is invested at 4% per year compound interest for 2 years (in ₹).
14. 14.Find the amount when ₹32000 is invested at 15% per year compound interest for 3 years (in ₹).
15. 15.What is the difference between the compound interest and the simple interest on ₹50000 at 15% per year for 2 years (in ₹)?
16. 16.What is the difference between the compound interest and the simple interest on ₹3800 at 20% per year for 2 years (in ₹)?
17. 17.Find the amount when ₹18125 is invested at 8% per year compound interest for 2 years (in ₹).
18. 18.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
19. 19.What is the difference between the compound interest and the simple interest on ₹40000 at 8% per year for 2 years (in ₹)?
20. 20.Find the amount when ₹41875 is invested at 12% per year compound interest for 2 years (in ₹).
21. 21.Find the amount when ₹6000 is invested at 15% per year compound interest for 2 years (in ₹).
22. 22.Find the compound interest on ₹32400 at 15% per year for 2 years, added every year (in ₹).
23. 23.Find the compound interest on ₹31875 at 12% per year for 2 years, added every year (in ₹).
24. 24.Find the compound interest on ₹10160 at 25% per year for 2 years, added every year (in ₹).
25. 25.What is the difference between the compound interest and the simple interest on ₹50000 at 8% per year for 2 years (in ₹)?
26. 26.What is the difference between the compound interest and the simple interest on ₹20800 at 5% per year for 2 years (in ₹)?
27. 27.Find the amount when ₹31250 is invested at 8% per year compound interest for 2 years (in ₹).
28. 28.What is the difference between the compound interest and the simple interest on ₹43600 at 25% per year for 2 years (in ₹)?
29. 29.What is the difference between the compound interest and the simple interest on ₹28800 at 5% per year for 2 years (in ₹)?
30. 30.What is the difference between the compound interest and the simple interest on ₹24000 at 5% per year for 2 years (in ₹)?
31. 31.What is the difference between the compound interest and the simple interest on ₹27600 at 15% per year for 2 years (in ₹)?
32. 32.Find the compound interest on ₹32000 at 5% per year for 3 years, added every year (in ₹).
33. 33.Find the compound interest on ₹15625 at 8% per year for 3 years, added every year (in ₹).
34. 34.What is the difference between the compound interest and the simple interest on ₹33200 at 5% per year for 2 years (in ₹)?
35. 35.Find the compound interest on ₹7500 at 4% per year for 2 years, added every year (in ₹).
36. 36.Find the compound interest on ₹44175 at 20% per year for 2 years, added every year (in ₹).
37. 37.Find the compound interest on ₹24375 at 12% per year for 2 years, added every year (in ₹).
38. 38.Find the amount when ₹25000 is invested at 12% per year compound interest for 2 years (in ₹).
39. 39.Find the compound interest on ₹20825 at 20% per year for 2 years, added every year (in ₹).
40. 40.What is the difference between the compound interest and the simple interest on ₹10000 at 12% per year for 2 years (in ₹)?

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