Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 814 · 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 ₹125 is invested at 20% per year compound interest for 3 years (in ₹).
2. 2.What is the difference between the compound interest and the simple interest on ₹49100 at 10% per year for 2 years (in ₹)?
3. 3.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
4. 4.What is the difference between the compound interest and the simple interest on ₹31600 at 5% per year for 2 years (in ₹)?
5. 5.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
6. 6.Find the amount when ₹8000 is invested at 15% per year compound interest for 3 years (in ₹).
7. 7.What is the difference between the compound interest and the simple interest on ₹30800 at 15% per year for 2 years (in ₹)?
8. 8.Find the amount when ₹20000 is invested at 4% per year compound interest for 2 years (in ₹).
9. 9.Find the amount when ₹39000 is invested at 10% per year compound interest for 3 years (in ₹).
10. 10.What is the difference between the compound interest and the simple interest on ₹12500 at 4% per year for 2 years (in ₹)?
11. 11.What is the difference between the compound interest and the simple interest on ₹9200 at 5% per year for 2 years (in ₹)?
12. 12.Find the amount when ₹17325 is invested at 20% per year compound interest for 2 years (in ₹).
13. 13.What is the difference between the compound interest and the simple interest on ₹36400 at 25% per year for 2 years (in ₹)?
14. 14.Find the amount when ₹42000 is invested at 10% per year compound interest for 2 years (in ₹).
15. 15.What is the difference between the compound interest and the simple interest on ₹40800 at 5% per year for 2 years (in ₹)?
16. 16.Find the amount when ₹35200 is invested at 15% per year compound interest for 2 years (in ₹).
17. 17.Find the compound interest on ₹46875 at 4% per year for 3 years, added every year (in ₹).
18. 18.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
19. 19.Find the amount when ₹30250 is invested at 20% per year compound interest for 3 years (in ₹).
20. 20.Find the compound interest on ₹38000 at 15% per year for 2 years, added every year (in ₹).
21. 21.Find the amount when ₹24000 is invested at 5% per year compound interest for 3 years (in ₹).
22. 22.Find the amount when ₹12000 is invested at 10% per year compound interest for 3 years (in ₹).
23. 23.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
24. 24.What is the difference between the compound interest and the simple interest on ₹12800 at 15% per year for 2 years (in ₹)?
25. 25.What is the difference between the compound interest and the simple interest on ₹3200 at 15% per year for 2 years (in ₹)?
26. 26.Find the amount when ₹25625 is invested at 8% per year compound interest for 2 years (in ₹).
27. 27.What is the difference between the compound interest and the simple interest on ₹12500 at 8% per year for 2 years (in ₹)?
28. 28.What is the difference between the compound interest and the simple interest on ₹400 at 5% per year for 2 years (in ₹)?
29. 29.Find the amount when ₹46875 is invested at 4% per year compound interest for 3 years (in ₹).
30. 30.What is the difference between the compound interest and the simple interest on ₹20000 at 12% per year for 2 years (in ₹)?
31. 31.Find the compound interest on ₹600 at 10% per year for 2 years, added every year (in ₹).
32. 32.Find the compound interest on ₹48750 at 12% per year for 2 years, added every year (in ₹).
33. 33.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
34. 34.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).
35. 35.Find the amount when ₹7500 is invested at 12% per year compound interest for 2 years (in ₹).
36. 36.Find the amount when ₹8800 is invested at 20% per year compound interest for 2 years (in ₹).
37. 37.What is the difference between the compound interest and the simple interest on ₹43100 at 20% per year for 2 years (in ₹)?
38. 38.Find the compound interest on ₹12544 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 ₹36400 at 5% per year for 2 years (in ₹)?
40. 40.Find the compound interest on ₹44300 at 10% per year for 2 years, added every year (in ₹).

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