Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 21 · 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 ₹24000 is invested at 15% per year compound interest for 3 years (in ₹).
2. 2.Find the compound interest on ₹31000 at 10% per year for 3 years, added every year (in ₹).
3. 3.Find the amount when ₹31250 is invested at 20% per year compound interest for 2 years (in ₹).
4. 4.Find the compound interest on ₹15625 at 8% per year for 2 years, added every year (in ₹).
5. 5.What is the difference between the compound interest and the simple interest on ₹5000 at 8% per year for 2 years (in ₹)?
6. 6.Find the compound interest on ₹24000 at 5% per year for 3 years, added every year (in ₹).
7. 7.What is the difference between the compound interest and the simple interest on ₹19200 at 25% per year for 2 years (in ₹)?
8. 8.Find the compound interest on ₹20000 at 10% per year for 3 years, added every year (in ₹).
9. 9.Find the compound interest on ₹48750 at 12% per year for 2 years, added every year (in ₹).
10. 10.Find the amount when ₹14700 is invested at 10% per year compound interest for 2 years (in ₹).
11. 11.Find the compound interest on ₹47104 at 25% per year for 3 years, added every year (in ₹).
12. 12.Find the compound interest on ₹29648 at 25% per year for 2 years, added every year (in ₹).
13. 13.Find the compound interest on ₹34656 at 25% per year for 2 years, added every year (in ₹).
14. 14.Find the amount when ₹8800 is invested at 15% per year compound interest for 2 years (in ₹).
15. 15.What is the difference between the compound interest and the simple interest on ₹25200 at 5% per year for 2 years (in ₹)?
16. 16.Find the amount when ₹30000 is invested at 15% per year compound interest for 2 years (in ₹).
17. 17.Find the amount when ₹23650 is invested at 20% per year compound interest for 2 years (in ₹).
18. 18.Find the compound interest on ₹5600 at 15% per year for 2 years, added every year (in ₹).
19. 19.What is the difference between the compound interest and the simple interest on ₹18900 at 20% per year for 2 years (in ₹)?
20. 20.Find the amount when ₹19375 is invested at 4% per year compound interest for 2 years (in ₹).
21. 21.Find the amount when ₹46875 is invested at 8% per year compound interest for 3 years (in ₹).
22. 22.What is the difference between the compound interest and the simple interest on ₹8400 at 25% per year for 2 years (in ₹)?
23. 23.Find the compound interest on ₹26075 at 20% per year for 2 years, added every year (in ₹).
24. 24.Find the compound interest on ₹33750 at 12% per year for 2 years, added every year (in ₹).
25. 25.Find the amount when ₹17700 is invested at 10% per year compound interest for 2 years (in ₹).
26. 26.Find the compound interest on ₹1250 at 8% per year for 2 years, added every year (in ₹).
27. 27.Find the amount when ₹31875 is invested at 12% per year compound interest for 2 years (in ₹).
28. 28.What is the difference between the compound interest and the simple interest on ₹32500 at 8% per year for 2 years (in ₹)?
29. 29.What is the difference between the compound interest and the simple interest on ₹11900 at 20% per year for 2 years (in ₹)?
30. 30.What is the difference between the compound interest and the simple interest on ₹15000 at 4% per year for 2 years (in ₹)?
31. 31.Find the compound interest on ₹25000 at 4% per year for 2 years, added every year (in ₹).
32. 32.What is the difference between the compound interest and the simple interest on ₹8000 at 10% per year for 2 years (in ₹)?
33. 33.What is the difference between the compound interest and the simple interest on ₹40400 at 15% per year for 2 years (in ₹)?
34. 34.What is the difference between the compound interest and the simple interest on ₹12500 at 12% per year for 2 years (in ₹)?
35. 35.Find the amount when ₹40400 is invested at 5% per year compound interest for 2 years (in ₹).
36. 36.Find the compound interest on ₹40800 at 5% per year for 2 years, added every year (in ₹).
37. 37.What is the difference between the compound interest and the simple interest on ₹36800 at 15% per year for 2 years (in ₹)?
38. 38.Find the compound interest on ₹4416 at 25% per year for 3 years, added every year (in ₹).
39. 39.What is the difference between the compound interest and the simple interest on ₹31900 at 20% per year for 2 years (in ₹)?
40. 40.What is the difference between the compound interest and the simple interest on ₹5200 at 5% per year for 2 years (in ₹)?

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