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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 532 · 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.₹2500 earns ₹400 simple interest at 4% a year. For how many years was it kept?
  2. 2.Ishaan keeps ₹1500 in a bank at 5% simple interest a year. What is the total amount after 1 year, in rupees?
  3. 3.Dev keeps ₹2500 in a bank at 10% simple interest a year. How many rupees of interest does Dev get in 5 years?
  4. 4.₹2500 earns ₹300 simple interest in 1 year. What is the rate of interest per year, in percent?
  5. 5.₹1500 earns ₹750 simple interest at 10% a year. For how many years was it kept?
  6. 6.Dev keeps ₹5000 in a bank at 4% simple interest a year. What is the total amount after 5 years, in rupees?
  7. 7.₹500 earns ₹20 simple interest at 2% a year. For how many years was it kept?
  8. 8.₹5000 earns ₹150 simple interest at 3% a year. For how many years was it kept?
  9. 9.₹1000 earns ₹280 simple interest at 7% a year. For how many years was it kept?
  10. 10.₹2000 earns ₹640 simple interest in 4 years. What is the rate of interest per year, in percent?
  11. 11.₹1000 earns ₹330 simple interest in 3 years. What is the rate of interest per year, in percent?
  12. 12.Rohan keeps ₹2500 in a bank at 4% simple interest a year. How many rupees of interest does Rohan get in 5 years?
  13. 13.Riya keeps ₹500 in a bank at 12% simple interest a year. How many rupees of interest does Riya get in 3 years?
  14. 14.₹3000 earns ₹540 simple interest at 6% a year. For how many years was it kept?
  15. 15.₹500 earns ₹30 simple interest in 1 year. What is the rate of interest per year, in percent?
  16. 16.Isha keeps ₹2500 in a bank at 6% simple interest a year. What is the total amount after 4 years, in rupees?
  17. 17.₹2500 earns ₹250 simple interest at 5% a year. For how many years was it kept?
  18. 18.Ishaan keeps ₹2500 in a bank at 2% simple interest a year. How many rupees of interest does Ishaan get in 3 years?
  19. 19.₹5000 earns ₹1650 simple interest in 3 years. What is the rate of interest per year, in percent?
  20. 20.Sara keeps ₹1000 in a bank at 8% simple interest a year. How many rupees of interest does Sara get in 1 year?
  21. 21.₹500 earns ₹55 simple interest in 1 year. What is the rate of interest per year, in percent?
  22. 22.₹2500 earns ₹150 simple interest in 3 years. What is the rate of interest per year, in percent?
  23. 23.Anaya keeps ₹1000 in a bank at 9% simple interest a year. What is the total amount after 1 year, in rupees?
  24. 24.Diya keeps ₹4000 in a bank at 3% simple interest a year. How many rupees of interest does Diya get in 1 year?
  25. 25.₹5000 earns ₹1750 simple interest in 5 years. What is the rate of interest per year, in percent?
  26. 26.Rohan keeps ₹5000 in a bank at 5% simple interest a year. How many rupees of interest does Rohan get in 1 year?
  27. 27.Isha keeps ₹1000 in a bank at 12% simple interest a year. How many rupees of interest does Isha get in 3 years?
  28. 28.₹500 earns ₹75 simple interest in 5 years. What is the rate of interest per year, in percent?
  29. 29.Rohan keeps ₹3000 in a bank at 5% simple interest a year. How many rupees of interest does Rohan get in 1 year?
  30. 30.Aarav keeps ₹3000 in a bank at 5% simple interest a year. How many rupees of interest does Aarav get in 4 years?
  31. 31.Rohan keeps ₹1000 in a bank at 12% simple interest a year. What is the total amount after 1 year, in rupees?
  32. 32.₹1000 earns ₹20 simple interest in 1 year. What is the rate of interest per year, in percent?
  33. 33.₹1000 earns ₹450 simple interest in 5 years. What is the rate of interest per year, in percent?
  34. 34.₹3000 earns ₹630 simple interest in 3 years. What is the rate of interest per year, in percent?
  35. 35.Aarav keeps ₹500 in a bank at 2% simple interest a year. How many rupees of interest does Aarav get in 2 years?
  36. 36.Sara keeps ₹500 in a bank at 5% simple interest a year. How many rupees of interest does Sara get in 3 years?
  37. 37.Aarav keeps ₹4000 in a bank at 8% simple interest a year. What is the total amount after 3 years, in rupees?
  38. 38.₹2000 earns ₹900 simple interest at 9% a year. For how many years was it kept?
  39. 39.Diya keeps ₹2500 in a bank at 11% simple interest a year. How many rupees of interest does Diya get in 5 years?
  40. 40.₹500 earns ₹60 simple interest in 1 year. What is the rate of interest per year, in percent?

Answer key

  1. 4
  2. 1575
  3. 1250
  4. 12
  5. 5
  6. 6000
  7. 2
  8. 1
  9. 4
  10. 8
  11. 11
  12. 500
  13. 180
  14. 3
  15. 6
  16. 3100
  17. 2
  18. 150
  19. 11
  20. 80
  21. 11
  22. 2
  23. 1090
  24. 120
  25. 7
  26. 250
  27. 360
  28. 3
  29. 150
  30. 600
  31. 1120
  32. 2
  33. 9
  34. 7
  35. 20
  36. 75
  37. 4960
  38. 5
  39. 1375
  40. 12

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