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Compound Interest Worksheet

Quantitative aptitude lesson 15: Compound interest · Set 957 · 40 questions
TalentJR

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.

NameDateTime takenScore ___ / 40
  1. 1.What is the difference between the compound interest and the simple interest on ₹24400 at 25% per year for 2 years (in ₹)?
  2. 2.What is the difference between the compound interest and the simple interest on ₹14000 at 20% per year for 2 years (in ₹)?
  3. 3.Find the amount when ₹30625 is invested at 12% per year compound interest for 2 years (in ₹).
  4. 4.What is the difference between the compound interest and the simple interest on ₹36400 at 15% per year for 2 years (in ₹)?
  5. 5.What is the difference between the compound interest and the simple interest on ₹50000 at 4% per year for 2 years (in ₹)?
  6. 6.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
  7. 7.What is the difference between the compound interest and the simple interest on ₹40000 at 12% per year for 2 years (in ₹)?
  8. 8.Find the amount when ₹10000 is invested at 12% per year compound interest for 2 years (in ₹).
  9. 9.What is the difference between the compound interest and the simple interest on ₹25400 at 20% per year for 2 years (in ₹)?
  10. 10.Find the amount when ₹24000 is invested at 5% per year compound interest for 3 years (in ₹).
  11. 11.What is the difference between the compound interest and the simple interest on ₹35000 at 8% per year for 2 years (in ₹)?
  12. 12.Find the compound interest on ₹39700 at 10% per year for 2 years, added every year (in ₹).
  13. 13.What is the difference between the compound interest and the simple interest on ₹34800 at 15% per year for 2 years (in ₹)?
  14. 14.Find the amount when ₹33125 is invested at 12% per year compound interest for 2 years (in ₹).
  15. 15.Find the compound interest on ₹23750 at 4% per year for 2 years, added every year (in ₹).
  16. 16.Find the compound interest on ₹36750 at 20% per year for 3 years, added every year (in ₹).
  17. 17.What is the difference between the compound interest and the simple interest on ₹40000 at 4% per year for 2 years (in ₹)?
  18. 18.What is the difference between the compound interest and the simple interest on ₹17500 at 4% per year for 2 years (in ₹)?
  19. 19.What is the difference between the compound interest and the simple interest on ₹37500 at 8% per year for 2 years (in ₹)?
  20. 20.What is the difference between the compound interest and the simple interest on ₹47500 at 8% per year for 2 years (in ₹)?
  21. 21.Find the amount when ₹3000 is invested at 10% per year compound interest for 3 years (in ₹).
  22. 22.What is the difference between the compound interest and the simple interest on ₹17500 at 12% per year for 2 years (in ₹)?
  23. 23.Find the amount when ₹50000 is invested at 4% per year compound interest for 2 years (in ₹).
  24. 24.What is the difference between the compound interest and the simple interest on ₹48200 at 10% per year for 2 years (in ₹)?
  25. 25.What is the difference between the compound interest and the simple interest on ₹42500 at 10% per year for 2 years (in ₹)?
  26. 26.What is the difference between the compound interest and the simple interest on ₹40200 at 10% per year for 2 years (in ₹)?
  27. 27.Find the compound interest on ₹26000 at 15% per year for 2 years, added every year (in ₹).
  28. 28.What is the difference between the compound interest and the simple interest on ₹20500 at 10% per year for 2 years (in ₹)?
  29. 29.What is the difference between the compound interest and the simple interest on ₹42500 at 8% per year for 2 years (in ₹)?
  30. 30.What is the difference between the compound interest and the simple interest on ₹24800 at 15% per year for 2 years (in ₹)?
  31. 31.Find the compound interest on ₹5000 at 12% per year for 2 years, added every year (in ₹).
  32. 32.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
  33. 33.Find the amount when ₹29392 is invested at 25% per year compound interest for 2 years (in ₹).
  34. 34.What is the difference between the compound interest and the simple interest on ₹19200 at 10% per year for 2 years (in ₹)?
  35. 35.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
  36. 36.Find the compound interest on ₹8000 at 15% per year for 3 years, added every year (in ₹).
  37. 37.Find the compound interest on ₹27500 at 12% per year for 2 years, added every year (in ₹).
  38. 38.What is the difference between the compound interest and the simple interest on ₹43200 at 5% per year for 2 years (in ₹)?
  39. 39.Find the amount when ₹45000 is invested at 10% per year compound interest for 2 years (in ₹).
  40. 40.Find the amount when ₹6080 is invested at 25% per year compound interest for 3 years (in ₹).

Answer key

  1. 1525
  2. 560
  3. 38416
  4. 819
  5. 80
  6. 19683
  7. 576
  8. 12544
  9. 1016
  10. 27783
  11. 224
  12. 8337
  13. 783
  14. 41552
  15. 1938
  16. 26754
  17. 64
  18. 28
  19. 240
  20. 304
  21. 3993
  22. 252
  23. 54080
  24. 482
  25. 425
  26. 402
  27. 8385
  28. 205
  29. 272
  30. 558
  31. 1272
  32. 6327
  33. 45925
  34. 192
  35. 21952
  36. 4167
  37. 6996
  38. 108
  39. 54450
  40. 11875

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