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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 122 · 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.₹5000 earns ₹250 simple interest in 1 year. What is the rate of interest per year, in percent?
  2. 2.₹2000 earns ₹800 simple interest in 5 years. What is the rate of interest per year, in percent?
  3. 3.Dev keeps ₹5000 in a bank at 7% simple interest a year. How many rupees of interest does Dev get in 4 years?
  4. 4.Sara keeps ₹1500 in a bank at 8% simple interest a year. How many rupees of interest does Sara get in 3 years?
  5. 5.₹3000 earns ₹180 simple interest at 2% a year. For how many years was it kept?
  6. 6.Rohan keeps ₹1000 in a bank at 3% simple interest a year. What is the total amount after 4 years, in rupees?
  7. 7.₹2500 earns ₹250 simple interest in 5 years. What is the rate of interest per year, in percent?
  8. 8.Rohan keeps ₹3000 in a bank at 3% simple interest a year. What is the total amount after 4 years, in rupees?
  9. 9.₹2500 earns ₹75 simple interest in 1 year. What is the rate of interest per year, in percent?
  10. 10.₹500 earns ₹175 simple interest at 7% a year. For how many years was it kept?
  11. 11.₹1500 earns ₹135 simple interest in 3 years. What is the rate of interest per year, in percent?
  12. 12.₹1500 earns ₹60 simple interest in 2 years. What is the rate of interest per year, in percent?
  13. 13.₹2000 earns ₹200 simple interest in 5 years. What is the rate of interest per year, in percent?
  14. 14.₹5000 earns ₹1200 simple interest in 3 years. What is the rate of interest per year, in percent?
  15. 15.Anaya keeps ₹1000 in a bank at 9% simple interest a year. What is the total amount after 1 year, in rupees?
  16. 16.Kabir keeps ₹1500 in a bank at 9% simple interest a year. How many rupees of interest does Kabir get in 3 years?
  17. 17.Isha keeps ₹3000 in a bank at 7% simple interest a year. What is the total amount after 5 years, in rupees?
  18. 18.₹500 earns ₹40 simple interest in 1 year. What is the rate of interest per year, in percent?
  19. 19.Kabir keeps ₹1000 in a bank at 10% simple interest a year. How many rupees of interest does Kabir get in 3 years?
  20. 20.Rohan keeps ₹3000 in a bank at 6% simple interest a year. How many rupees of interest does Rohan get in 5 years?
  21. 21.₹2500 earns ₹700 simple interest in 4 years. What is the rate of interest per year, in percent?
  22. 22.Dev keeps ₹5000 in a bank at 9% simple interest a year. What is the total amount after 1 year, in rupees?
  23. 23.Riya keeps ₹1500 in a bank at 9% simple interest a year. How many rupees of interest does Riya get in 2 years?
  24. 24.Arjun keeps ₹2000 in a bank at 11% simple interest a year. What is the total amount after 4 years, in rupees?
  25. 25.₹500 earns ₹10 simple interest in 1 year. What is the rate of interest per year, in percent?
  26. 26.₹2000 earns ₹540 simple interest in 3 years. What is the rate of interest per year, in percent?
  27. 27.₹1000 earns ₹120 simple interest in 1 year. What is the rate of interest per year, in percent?
  28. 28.₹1500 earns ₹150 simple interest in 1 year. What is the rate of interest per year, in percent?
  29. 29.Diya keeps ₹500 in a bank at 3% simple interest a year. How many rupees of interest does Diya get in 1 year?
  30. 30.Dev keeps ₹500 in a bank at 8% simple interest a year. What is the total amount after 2 years, in rupees?
  31. 31.Isha keeps ₹3000 in a bank at 11% simple interest a year. How many rupees of interest does Isha get in 2 years?
  32. 32.₹4000 earns ₹280 simple interest at 7% a year. For how many years was it kept?
  33. 33.₹5000 earns ₹1000 simple interest in 5 years. What is the rate of interest per year, in percent?
  34. 34.₹5000 earns ₹2250 simple interest at 9% a year. For how many years was it kept?
  35. 35.₹1500 earns ₹900 simple interest at 12% a year. For how many years was it kept?
  36. 36.₹2000 earns ₹480 simple interest at 12% a year. For how many years was it kept?
  37. 37.₹4000 earns ₹440 simple interest in 1 year. What is the rate of interest per year, in percent?
  38. 38.₹3000 earns ₹360 simple interest in 2 years. What is the rate of interest per year, in percent?
  39. 39.₹4000 earns ₹640 simple interest in 4 years. What is the rate of interest per year, in percent?
  40. 40.Kabir keeps ₹1000 in a bank at 12% simple interest a year. What is the total amount after 4 years, in rupees?

Answer key

  1. 5
  2. 8
  3. 1400
  4. 360
  5. 3
  6. 1120
  7. 2
  8. 3360
  9. 3
  10. 5
  11. 3
  12. 2
  13. 2
  14. 8
  15. 1090
  16. 405
  17. 4050
  18. 8
  19. 300
  20. 900
  21. 7
  22. 5450
  23. 270
  24. 2880
  25. 2
  26. 9
  27. 12
  28. 10
  29. 15
  30. 580
  31. 660
  32. 1
  33. 4
  34. 5
  35. 5
  36. 2
  37. 11
  38. 6
  39. 4
  40. 1480

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