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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 877 · 40 questions
TalentJR

How to work it out (P × R × T over 100): Simple interest SI = P × R × T ÷ 100 (P = money kept, R = rate % a year, T = years). Amount = P + SI. Rate R = SI × 100 ÷ (P × T); time T = SI × 100 ÷ (P × R).

NameDateTime takenScore ___ / 40
  1. 1.₹500 earns ₹180 simple interest at 9% a year. For how many years was it kept?
  2. 2.Rohan keeps ₹2000 in a bank at 6% simple interest a year. How many rupees of interest does Rohan get in 4 years?
  3. 3.Dev keeps ₹5000 in a bank at 2% simple interest a year. What is the total amount after 2 years, in rupees?
  4. 4.₹500 earns ₹125 simple interest at 5% a year. For how many years was it kept?
  5. 5.₹500 earns ₹60 simple interest in 4 years. What is the rate of interest per year, in percent?
  6. 6.₹3000 earns ₹270 simple interest at 9% a year. For how many years was it kept?
  7. 7.Anaya keeps ₹1500 in a bank at 10% simple interest a year. What is the total amount after 4 years, in rupees?
  8. 8.Diya keeps ₹3000 in a bank at 3% simple interest a year. What is the total amount after 5 years, in rupees?
  9. 9.Diya keeps ₹1500 in a bank at 4% simple interest a year. What is the total amount after 5 years, in rupees?
  10. 10.Riya keeps ₹3000 in a bank at 11% simple interest a year. What is the total amount after 4 years, in rupees?
  11. 11.₹1000 earns ₹450 simple interest at 9% a year. For how many years was it kept?
  12. 12.₹500 earns ₹105 simple interest at 7% a year. For how many years was it kept?
  13. 13.₹2500 earns ₹500 simple interest at 4% a year. For how many years was it kept?
  14. 14.Dev keeps ₹1000 in a bank at 3% simple interest a year. How many rupees of interest does Dev get in 5 years?
  15. 15.₹2500 earns ₹225 simple interest at 3% a year. For how many years was it kept?
  16. 16.₹2500 earns ₹375 simple interest at 3% a year. For how many years was it kept?
  17. 17.₹3000 earns ₹960 simple interest at 8% a year. For how many years was it kept?
  18. 18.Arjun keeps ₹1500 in a bank at 5% simple interest a year. How many rupees of interest does Arjun get in 1 year?
  19. 19.₹1500 earns ₹300 simple interest in 2 years. What is the rate of interest per year, in percent?
  20. 20.₹4000 earns ₹480 simple interest in 3 years. What is the rate of interest per year, in percent?
  21. 21.₹1000 earns ₹220 simple interest in 2 years. What is the rate of interest per year, in percent?
  22. 22.Ishaan keeps ₹1500 in a bank at 9% simple interest a year. How many rupees of interest does Ishaan get in 3 years?
  23. 23.Meera keeps ₹1000 in a bank at 5% simple interest a year. What is the total amount after 4 years, in rupees?
  24. 24.₹3000 earns ₹990 simple interest at 11% a year. For how many years was it kept?
  25. 25.Riya keeps ₹4000 in a bank at 8% simple interest a year. How many rupees of interest does Riya get in 2 years?
  26. 26.₹1000 earns ₹100 simple interest at 10% a year. For how many years was it kept?
  27. 27.Dev keeps ₹5000 in a bank at 2% simple interest a year. How many rupees of interest does Dev get in 5 years?
  28. 28.Kabir keeps ₹1000 in a bank at 12% simple interest a year. What is the total amount after 1 year, in rupees?
  29. 29.₹2500 earns ₹1000 simple interest in 4 years. What is the rate of interest per year, in percent?
  30. 30.₹1000 earns ₹240 simple interest in 3 years. What is the rate of interest per year, in percent?
  31. 31.Diya keeps ₹500 in a bank at 6% simple interest a year. How many rupees of interest does Diya get in 5 years?
  32. 32.Riya keeps ₹3000 in a bank at 4% simple interest a year. How many rupees of interest does Riya get in 1 year?
  33. 33.₹2500 earns ₹550 simple interest at 11% a year. For how many years was it kept?
  34. 34.₹2500 earns ₹625 simple interest in 5 years. What is the rate of interest per year, in percent?
  35. 35.₹2500 earns ₹550 simple interest in 2 years. What is the rate of interest per year, in percent?
  36. 36.₹5000 earns ₹1250 simple interest at 5% a year. For how many years was it kept?
  37. 37.Kabir keeps ₹5000 in a bank at 11% simple interest a year. What is the total amount after 2 years, in rupees?
  38. 38.₹5000 earns ₹3000 simple interest in 5 years. What is the rate of interest per year, in percent?
  39. 39.₹500 earns ₹15 simple interest at 3% a year. For how many years was it kept?
  40. 40.₹4000 earns ₹80 simple interest at 2% a year. For how many years was it kept?

Answer key

  1. 4
  2. 480
  3. 5200
  4. 5
  5. 3
  6. 1
  7. 2100
  8. 3450
  9. 1800
  10. 4320
  11. 5
  12. 3
  13. 5
  14. 150
  15. 3
  16. 5
  17. 4
  18. 75
  19. 10
  20. 4
  21. 11
  22. 405
  23. 1200
  24. 3
  25. 640
  26. 1
  27. 500
  28. 1120
  29. 10
  30. 8
  31. 150
  32. 120
  33. 2
  34. 5
  35. 11
  36. 5
  37. 6100
  38. 12
  39. 1
  40. 1

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