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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 485 · 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.₹1500 earns ₹660 simple interest at 11% a year. For how many years was it kept?
  2. 2.₹1000 earns ₹360 simple interest at 12% a year. For how many years was it kept?
  3. 3.Isha keeps ₹1000 in a bank at 10% simple interest a year. What is the total amount after 4 years, in rupees?
  4. 4.Isha keeps ₹2500 in a bank at 5% simple interest a year. What is the total amount after 3 years, in rupees?
  5. 5.₹1500 earns ₹180 simple interest at 12% a year. For how many years was it kept?
  6. 6.₹1500 earns ₹360 simple interest at 8% a year. For how many years was it kept?
  7. 7.₹1000 earns ₹210 simple interest at 7% a year. For how many years was it kept?
  8. 8.Ishaan keeps ₹1000 in a bank at 7% simple interest a year. What is the total amount after 5 years, in rupees?
  9. 9.Diya keeps ₹4000 in a bank at 6% simple interest a year. What is the total amount after 1 year, in rupees?
  10. 10.₹1000 earns ₹160 simple interest in 2 years. What is the rate of interest per year, in percent?
  11. 11.₹1000 earns ₹300 simple interest at 10% a year. For how many years was it kept?
  12. 12.Rohan keeps ₹5000 in a bank at 10% simple interest a year. What is the total amount after 2 years, in rupees?
  13. 13.Anaya keeps ₹1000 in a bank at 4% simple interest a year. How many rupees of interest does Anaya get in 2 years?
  14. 14.Riya keeps ₹3000 in a bank at 5% simple interest a year. What is the total amount after 4 years, in rupees?
  15. 15.₹2000 earns ₹400 simple interest in 4 years. What is the rate of interest per year, in percent?
  16. 16.₹500 earns ₹160 simple interest in 4 years. What is the rate of interest per year, in percent?
  17. 17.Meera keeps ₹3000 in a bank at 6% simple interest a year. How many rupees of interest does Meera get in 3 years?
  18. 18.₹1000 earns ₹80 simple interest at 4% a year. For how many years was it kept?
  19. 19.Dev keeps ₹2000 in a bank at 11% simple interest a year. What is the total amount after 3 years, in rupees?
  20. 20.₹2500 earns ₹275 simple interest at 11% a year. For how many years was it kept?
  21. 21.₹1000 earns ₹240 simple interest at 8% a year. For how many years was it kept?
  22. 22.Kabir keeps ₹1500 in a bank at 5% simple interest a year. What is the total amount after 4 years, in rupees?
  23. 23.₹4000 earns ₹1320 simple interest at 11% a year. For how many years was it kept?
  24. 24.₹1000 earns ₹210 simple interest in 3 years. What is the rate of interest per year, in percent?
  25. 25.₹500 earns ₹45 simple interest in 3 years. What is the rate of interest per year, in percent?
  26. 26.₹1000 earns ₹40 simple interest at 2% a year. For how many years was it kept?
  27. 27.₹3000 earns ₹360 simple interest at 3% a year. For how many years was it kept?
  28. 28.Anaya keeps ₹500 in a bank at 12% simple interest a year. How many rupees of interest does Anaya get in 2 years?
  29. 29.₹3000 earns ₹540 simple interest in 3 years. What is the rate of interest per year, in percent?
  30. 30.₹500 earns ₹105 simple interest in 3 years. What is the rate of interest per year, in percent?
  31. 31.Sara keeps ₹4000 in a bank at 12% simple interest a year. What is the total amount after 3 years, in rupees?
  32. 32.Sara keeps ₹2000 in a bank at 12% simple interest a year. What is the total amount after 3 years, in rupees?
  33. 33.Kabir keeps ₹2000 in a bank at 5% simple interest a year. What is the total amount after 1 year, in rupees?
  34. 34.₹500 earns ₹50 simple interest in 1 year. What is the rate of interest per year, in percent?
  35. 35.₹500 earns ₹80 simple interest at 4% a year. For how many years was it kept?
  36. 36.Aarav keeps ₹3000 in a bank at 6% simple interest a year. What is the total amount after 3 years, in rupees?
  37. 37.₹2000 earns ₹300 simple interest at 3% a year. For how many years was it kept?
  38. 38.₹3000 earns ₹300 simple interest in 2 years. What is the rate of interest per year, in percent?
  39. 39.₹3000 earns ₹180 simple interest at 2% a year. For how many years was it kept?
  40. 40.Meera keeps ₹500 in a bank at 7% simple interest a year. How many rupees of interest does Meera get in 4 years?

Answer key

  1. 4
  2. 3
  3. 1400
  4. 2875
  5. 1
  6. 3
  7. 3
  8. 1350
  9. 4240
  10. 8
  11. 3
  12. 6000
  13. 80
  14. 3600
  15. 5
  16. 8
  17. 540
  18. 2
  19. 2660
  20. 1
  21. 3
  22. 1800
  23. 3
  24. 7
  25. 3
  26. 2
  27. 4
  28. 120
  29. 6
  30. 7
  31. 5440
  32. 2720
  33. 2100
  34. 10
  35. 4
  36. 3540
  37. 5
  38. 5
  39. 3
  40. 140

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