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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 594 · 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.₹1000 earns ₹240 simple interest at 8% a year. For how many years was it kept?
  2. 2.₹3000 earns ₹1050 simple interest in 5 years. What is the rate of interest per year, in percent?
  3. 3.₹3000 earns ₹300 simple interest in 1 year. What is the rate of interest per year, in percent?
  4. 4.₹3000 earns ₹720 simple interest in 4 years. What is the rate of interest per year, in percent?
  5. 5.₹1500 earns ₹180 simple interest at 12% a year. For how many years was it kept?
  6. 6.₹5000 earns ₹2000 simple interest in 4 years. What is the rate of interest per year, in percent?
  7. 7.₹1500 earns ₹360 simple interest in 4 years. What is the rate of interest per year, in percent?
  8. 8.₹5000 earns ₹400 simple interest in 4 years. What is the rate of interest per year, in percent?
  9. 9.Ishaan keeps ₹1000 in a bank at 3% simple interest a year. How many rupees of interest does Ishaan get in 1 year?
  10. 10.Sara keeps ₹5000 in a bank at 9% simple interest a year. What is the total amount after 2 years, in rupees?
  11. 11.Riya keeps ₹2000 in a bank at 10% simple interest a year. What is the total amount after 4 years, in rupees?
  12. 12.₹3000 earns ₹300 simple interest at 10% a year. For how many years was it kept?
  13. 13.₹4000 earns ₹1600 simple interest at 8% a year. For how many years was it kept?
  14. 14.₹5000 earns ₹400 simple interest at 8% a year. For how many years was it kept?
  15. 15.₹4000 earns ₹160 simple interest at 4% a year. For how many years was it kept?
  16. 16.₹500 earns ₹100 simple interest in 2 years. What is the rate of interest per year, in percent?
  17. 17.₹1000 earns ₹150 simple interest at 5% a year. For how many years was it kept?
  18. 18.₹1500 earns ₹405 simple interest at 9% a year. For how many years was it kept?
  19. 19.Kabir keeps ₹500 in a bank at 9% simple interest a year. How many rupees of interest does Kabir get in 2 years?
  20. 20.₹2000 earns ₹240 simple interest in 2 years. What is the rate of interest per year, in percent?
  21. 21.₹3000 earns ₹180 simple interest in 3 years. What is the rate of interest per year, in percent?
  22. 22.Ishaan keeps ₹2500 in a bank at 12% simple interest a year. What is the total amount after 2 years, in rupees?
  23. 23.₹1000 earns ₹40 simple interest in 1 year. What is the rate of interest per year, in percent?
  24. 24.Riya keeps ₹1000 in a bank at 4% simple interest a year. What is the total amount after 5 years, in rupees?
  25. 25.₹500 earns ₹110 simple interest at 11% a year. For how many years was it kept?
  26. 26.₹1500 earns ₹60 simple interest at 2% a year. For how many years was it kept?
  27. 27.₹1000 earns ₹240 simple interest in 3 years. What is the rate of interest per year, in percent?
  28. 28.Dev keeps ₹3000 in a bank at 7% simple interest a year. What is the total amount after 4 years, in rupees?
  29. 29.Kabir keeps ₹1500 in a bank at 12% simple interest a year. How many rupees of interest does Kabir get in 5 years?
  30. 30.₹500 earns ₹220 simple interest at 11% a year. For how many years was it kept?
  31. 31.₹3000 earns ₹720 simple interest in 2 years. What is the rate of interest per year, in percent?
  32. 32.Diya keeps ₹4000 in a bank at 10% simple interest a year. How many rupees of interest does Diya get in 3 years?
  33. 33.Dev keeps ₹4000 in a bank at 7% simple interest a year. What is the total amount after 3 years, in rupees?
  34. 34.Aarav keeps ₹5000 in a bank at 7% simple interest a year. How many rupees of interest does Aarav get in 5 years?
  35. 35.₹2000 earns ₹500 simple interest in 5 years. What is the rate of interest per year, in percent?
  36. 36.Diya keeps ₹500 in a bank at 2% simple interest a year. How many rupees of interest does Diya get in 4 years?
  37. 37.₹2500 earns ₹375 simple interest at 5% a year. For how many years was it kept?
  38. 38.Diya keeps ₹2000 in a bank at 3% simple interest a year. How many rupees of interest does Diya get in 3 years?
  39. 39.Riya keeps ₹1000 in a bank at 3% simple interest a year. How many rupees of interest does Riya get in 2 years?
  40. 40.₹2500 earns ₹1200 simple interest in 4 years. What is the rate of interest per year, in percent?

Answer key

  1. 3
  2. 7
  3. 10
  4. 6
  5. 1
  6. 10
  7. 6
  8. 2
  9. 30
  10. 5900
  11. 2800
  12. 1
  13. 5
  14. 1
  15. 1
  16. 10
  17. 3
  18. 3
  19. 90
  20. 6
  21. 2
  22. 3100
  23. 4
  24. 1200
  25. 2
  26. 2
  27. 8
  28. 3840
  29. 900
  30. 4
  31. 12
  32. 1200
  33. 4840
  34. 1750
  35. 5
  36. 40
  37. 3
  38. 180
  39. 60
  40. 12

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