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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 891 · 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.₹2000 earns ₹400 simple interest in 4 years. What is the rate of interest per year, in percent?
  2. 2.Sara keeps ₹2000 in a bank at 3% simple interest a year. How many rupees of interest does Sara get in 3 years?
  3. 3.₹2500 earns ₹1375 simple interest in 5 years. What is the rate of interest per year, in percent?
  4. 4.₹3000 earns ₹990 simple interest in 3 years. What is the rate of interest per year, in percent?
  5. 5.Dev keeps ₹1500 in a bank at 11% simple interest a year. How many rupees of interest does Dev get in 2 years?
  6. 6.Arjun keeps ₹5000 in a bank at 2% simple interest a year. How many rupees of interest does Arjun get in 2 years?
  7. 7.₹3000 earns ₹420 simple interest in 2 years. What is the rate of interest per year, in percent?
  8. 8.₹500 earns ₹50 simple interest at 2% a year. For how many years was it kept?
  9. 9.₹2500 earns ₹800 simple interest at 8% a year. For how many years was it kept?
  10. 10.Dev keeps ₹5000 in a bank at 11% simple interest a year. How many rupees of interest does Dev get in 1 year?
  11. 11.Kabir keeps ₹1500 in a bank at 3% simple interest a year. What is the total amount after 1 year, in rupees?
  12. 12.₹2500 earns ₹225 simple interest at 9% a year. For how many years was it kept?
  13. 13.Isha keeps ₹1000 in a bank at 6% simple interest a year. What is the total amount after 4 years, in rupees?
  14. 14.Isha keeps ₹500 in a bank at 7% simple interest a year. How many rupees of interest does Isha get in 5 years?
  15. 15.₹5000 earns ₹500 simple interest at 10% a year. For how many years was it kept?
  16. 16.₹3000 earns ₹360 simple interest at 12% a year. For how many years was it kept?
  17. 17.₹2000 earns ₹420 simple interest at 7% a year. For how many years was it kept?
  18. 18.Riya keeps ₹500 in a bank at 3% simple interest a year. How many rupees of interest does Riya get in 4 years?
  19. 19.₹3000 earns ₹60 simple interest at 2% a year. For how many years was it kept?
  20. 20.Kabir keeps ₹1500 in a bank at 7% simple interest a year. How many rupees of interest does Kabir get in 2 years?
  21. 21.₹1000 earns ₹90 simple interest in 3 years. What is the rate of interest per year, in percent?
  22. 22.₹500 earns ₹140 simple interest at 7% a year. For how many years was it kept?
  23. 23.Aarav keeps ₹3000 in a bank at 5% simple interest a year. How many rupees of interest does Aarav get in 5 years?
  24. 24.₹5000 earns ₹2500 simple interest at 10% a year. For how many years was it kept?
  25. 25.Diya keeps ₹2500 in a bank at 11% simple interest a year. What is the total amount after 2 years, in rupees?
  26. 26.Arjun keeps ₹3000 in a bank at 9% simple interest a year. How many rupees of interest does Arjun get in 5 years?
  27. 27.₹500 earns ₹175 simple interest at 7% a year. For how many years was it kept?
  28. 28.Anaya keeps ₹2000 in a bank at 4% simple interest a year. What is the total amount after 5 years, in rupees?
  29. 29.₹2000 earns ₹420 simple interest in 3 years. What is the rate of interest per year, in percent?
  30. 30.₹3000 earns ₹600 simple interest at 4% a year. For how many years was it kept?
  31. 31.Sara keeps ₹5000 in a bank at 8% simple interest a year. How many rupees of interest does Sara get in 3 years?
  32. 32.Arjun keeps ₹500 in a bank at 12% simple interest a year. What is the total amount after 5 years, in rupees?
  33. 33.₹1500 earns ₹600 simple interest at 10% a year. For how many years was it kept?
  34. 34.₹1000 earns ₹300 simple interest at 6% a year. For how many years was it kept?
  35. 35.₹2000 earns ₹240 simple interest at 4% a year. For how many years was it kept?
  36. 36.₹4000 earns ₹440 simple interest in 1 year. What is the rate of interest per year, in percent?
  37. 37.Meera keeps ₹1500 in a bank at 12% simple interest a year. How many rupees of interest does Meera get in 3 years?
  38. 38.₹2500 earns ₹50 simple interest in 1 year. What is the rate of interest per year, in percent?
  39. 39.₹3000 earns ₹660 simple interest in 2 years. What is the rate of interest per year, in percent?
  40. 40.₹500 earns ₹80 simple interest in 2 years. What is the rate of interest per year, in percent?

Answer key

  1. 5
  2. 180
  3. 11
  4. 11
  5. 330
  6. 200
  7. 7
  8. 5
  9. 4
  10. 550
  11. 1545
  12. 1
  13. 1240
  14. 175
  15. 1
  16. 1
  17. 3
  18. 60
  19. 1
  20. 210
  21. 3
  22. 4
  23. 750
  24. 5
  25. 3050
  26. 1350
  27. 5
  28. 2400
  29. 7
  30. 5
  31. 1200
  32. 800
  33. 4
  34. 5
  35. 3
  36. 11
  37. 540
  38. 2
  39. 11
  40. 8

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