Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 990 · 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 ₹15300 at 10% per year for 2 years (in ₹)?
2. 2.Find the compound interest on ₹2000 at 5% per year for 2 years, added every year (in ₹).
3. 3.What is the difference between the compound interest and the simple interest on ₹10000 at 20% per year for 2 years (in ₹)?
4. 4.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).
5. 5.Find the amount when ₹7000 is invested at 10% per year compound interest for 3 years (in ₹).
6. 6.Find the amount when ₹40000 is invested at 4% per year compound interest for 2 years (in ₹).
7. 7.Find the compound interest on ₹48784 at 25% per year for 2 years, added every year (in ₹).
8. 8.What is the difference between the compound interest and the simple interest on ₹12500 at 20% per year for 2 years (in ₹)?
9. 9.Find the compound interest on ₹24000 at 5% per year for 3 years, added every year (in ₹).
10. 10.What is the difference between the compound interest and the simple interest on ₹5200 at 5% per year for 2 years (in ₹)?
11. 11.Find the amount when ₹19520 is invested at 25% per year compound interest for 3 years (in ₹).
12. 12.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
13. 13.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
14. 14.What is the difference between the compound interest and the simple interest on ₹7500 at 8% per year for 2 years (in ₹)?
15. 15.Find the compound interest on ₹39648 at 25% per year for 2 years, added every year (in ₹).
16. 16.Find the amount when ₹27000 is invested at 10% per year compound interest for 3 years (in ₹).
17. 17.What is the difference between the compound interest and the simple interest on ₹9200 at 5% per year for 2 years (in ₹)?
18. 18.What is the difference between the compound interest and the simple interest on ₹46400 at 15% per year for 2 years (in ₹)?
19. 19.Find the compound interest on ₹7350 at 20% per year for 2 years, added every year (in ₹).
20. 20.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
21. 21.What is the difference between the compound interest and the simple interest on ₹5600 at 25% per year for 2 years (in ₹)?
22. 22.What is the difference between the compound interest and the simple interest on ₹21900 at 20% per year for 2 years (in ₹)?
23. 23.What is the difference between the compound interest and the simple interest on ₹48000 at 15% per year for 2 years (in ₹)?
24. 24.Find the compound interest on ₹29500 at 20% per year for 3 years, added every year (in ₹).
25. 25.Find the amount when ₹7500 is invested at 4% per year compound interest for 2 years (in ₹).
26. 26.What is the difference between the compound interest and the simple interest on ₹42400 at 15% per year for 2 years (in ₹)?
27. 27.Find the compound interest on ₹26875 at 12% per year for 2 years, added every year (in ₹).
28. 28.Find the compound interest on ₹15000 at 10% per year for 3 years, added every year (in ₹).
29. 29.Find the compound interest on ₹10625 at 4% per year for 2 years, added every year (in ₹).
30. 30.Find the compound interest on ₹28125 at 12% per year for 2 years, added every year (in ₹).
31. 31.Find the amount when ₹42000 is invested at 5% per year compound interest for 2 years (in ₹).
32. 32.What is the difference between the compound interest and the simple interest on ₹49200 at 10% per year for 2 years (in ₹)?
33. 33.Find the amount when ₹48000 is invested at 5% per year compound interest for 3 years (in ₹).
34. 34.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
35. 35.Find the compound interest on ₹3575 at 20% per year for 2 years, added every year (in ₹).
36. 36.What is the difference between the compound interest and the simple interest on ₹6400 at 5% per year for 2 years (in ₹)?
37. 37.What is the difference between the compound interest and the simple interest on ₹13000 at 10% per year for 2 years (in ₹)?
38. 38.Find the compound interest on ₹33400 at 10% per year for 2 years, added every year (in ₹).
39. 39.Find the amount when ₹26175 is invested at 20% per year compound interest for 2 years (in ₹).
40. 40.What is the difference between the compound interest and the simple interest on ₹17600 at 20% per year for 2 years (in ₹)?

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