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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 666 · 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.₹4000 earns ₹1600 simple interest at 10% a year. For how many years was it kept?
  2. 2.₹3000 earns ₹810 simple interest at 9% a year. For how many years was it kept?
  3. 3.₹500 earns ₹180 simple interest in 4 years. What is the rate of interest per year, in percent?
  4. 4.₹1000 earns ₹400 simple interest in 4 years. What is the rate of interest per year, in percent?
  5. 5.Ishaan keeps ₹1500 in a bank at 10% simple interest a year. What is the total amount after 1 year, in rupees?
  6. 6.Riya keeps ₹3000 in a bank at 7% simple interest a year. What is the total amount after 1 year, in rupees?
  7. 7.₹4000 earns ₹1280 simple interest in 4 years. What is the rate of interest per year, in percent?
  8. 8.₹1000 earns ₹160 simple interest in 4 years. What is the rate of interest per year, in percent?
  9. 9.Rohan keeps ₹2500 in a bank at 2% simple interest a year. How many rupees of interest does Rohan get in 4 years?
  10. 10.Arjun keeps ₹4000 in a bank at 4% simple interest a year. How many rupees of interest does Arjun get in 3 years?
  11. 11.₹2500 earns ₹1100 simple interest in 4 years. What is the rate of interest per year, in percent?
  12. 12.Sara keeps ₹2500 in a bank at 6% simple interest a year. What is the total amount after 4 years, in rupees?
  13. 13.Kabir keeps ₹500 in a bank at 10% simple interest a year. How many rupees of interest does Kabir get in 1 year?
  14. 14.Sara keeps ₹500 in a bank at 2% simple interest a year. What is the total amount after 4 years, in rupees?
  15. 15.₹2000 earns ₹220 simple interest at 11% a year. For how many years was it kept?
  16. 16.₹1500 earns ₹900 simple interest in 5 years. What is the rate of interest per year, in percent?
  17. 17.Anaya keeps ₹2500 in a bank at 11% simple interest a year. What is the total amount after 5 years, in rupees?
  18. 18.₹500 earns ₹175 simple interest at 7% a year. For how many years was it kept?
  19. 19.₹500 earns ₹50 simple interest at 2% a year. For how many years was it kept?
  20. 20.₹5000 earns ₹450 simple interest at 9% a year. For how many years was it kept?
  21. 21.₹2500 earns ₹175 simple interest at 7% a year. For how many years was it kept?
  22. 22.₹5000 earns ₹1000 simple interest in 4 years. What is the rate of interest per year, in percent?
  23. 23.₹500 earns ₹200 simple interest in 5 years. What is the rate of interest per year, in percent?
  24. 24.Ishaan keeps ₹2000 in a bank at 6% simple interest a year. How many rupees of interest does Ishaan get in 1 year?
  25. 25.₹1500 earns ₹600 simple interest in 4 years. What is the rate of interest per year, in percent?
  26. 26.Diya keeps ₹500 in a bank at 7% simple interest a year. How many rupees of interest does Diya get in 2 years?
  27. 27.Diya keeps ₹2500 in a bank at 3% simple interest a year. How many rupees of interest does Diya get in 5 years?
  28. 28.Rohan keeps ₹5000 in a bank at 2% simple interest a year. How many rupees of interest does Rohan get in 4 years?
  29. 29.₹2000 earns ₹440 simple interest in 2 years. What is the rate of interest per year, in percent?
  30. 30.Kabir keeps ₹2500 in a bank at 7% simple interest a year. What is the total amount after 1 year, in rupees?
  31. 31.₹500 earns ₹200 simple interest in 4 years. What is the rate of interest per year, in percent?
  32. 32.Arjun keeps ₹3000 in a bank at 4% simple interest a year. How many rupees of interest does Arjun get in 2 years?
  33. 33.Aarav keeps ₹4000 in a bank at 3% simple interest a year. How many rupees of interest does Aarav get in 3 years?
  34. 34.₹1500 earns ₹660 simple interest in 4 years. What is the rate of interest per year, in percent?
  35. 35.₹4000 earns ₹80 simple interest at 2% a year. For how many years was it kept?
  36. 36.Rohan keeps ₹500 in a bank at 2% simple interest a year. How many rupees of interest does Rohan get in 1 year?
  37. 37.Dev keeps ₹1500 in a bank at 2% simple interest a year. How many rupees of interest does Dev get in 2 years?
  38. 38.Kabir keeps ₹5000 in a bank at 11% simple interest a year. How many rupees of interest does Kabir get in 1 year?
  39. 39.Aarav keeps ₹3000 in a bank at 12% simple interest a year. How many rupees of interest does Aarav get in 1 year?
  40. 40.Riya keeps ₹5000 in a bank at 10% simple interest a year. How many rupees of interest does Riya get in 3 years?

Answer key

  1. 4
  2. 3
  3. 9
  4. 10
  5. 1650
  6. 3210
  7. 8
  8. 4
  9. 200
  10. 480
  11. 11
  12. 3100
  13. 50
  14. 540
  15. 1
  16. 12
  17. 3875
  18. 5
  19. 5
  20. 1
  21. 1
  22. 5
  23. 8
  24. 120
  25. 10
  26. 70
  27. 375
  28. 400
  29. 11
  30. 2675
  31. 10
  32. 240
  33. 360
  34. 11
  35. 1
  36. 10
  37. 60
  38. 550
  39. 360
  40. 1500

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