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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 925 · 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.₹500 earns ₹100 simple interest at 10% a year. For how many years was it kept?
  2. 2.₹1500 earns ₹225 simple interest in 5 years. What is the rate of interest per year, in percent?
  3. 3.₹4000 earns ₹400 simple interest in 1 year. What is the rate of interest per year, in percent?
  4. 4.₹2500 earns ₹625 simple interest at 5% a year. For how many years was it kept?
  5. 5.₹1000 earns ₹60 simple interest at 6% a year. For how many years was it kept?
  6. 6.₹2000 earns ₹1000 simple interest at 10% a year. For how many years was it kept?
  7. 7.Kabir keeps ₹3000 in a bank at 5% simple interest a year. What is the total amount after 4 years, in rupees?
  8. 8.₹2500 earns ₹75 simple interest in 1 year. What is the rate of interest per year, in percent?
  9. 9.Isha keeps ₹3000 in a bank at 7% simple interest a year. How many rupees of interest does Isha get in 3 years?
  10. 10.₹2000 earns ₹80 simple interest in 2 years. What is the rate of interest per year, in percent?
  11. 11.₹3000 earns ₹300 simple interest at 5% a year. For how many years was it kept?
  12. 12.Anaya keeps ₹4000 in a bank at 10% simple interest a year. How many rupees of interest does Anaya get in 5 years?
  13. 13.₹4000 earns ₹240 simple interest in 3 years. What is the rate of interest per year, in percent?
  14. 14.Anaya keeps ₹1500 in a bank at 7% simple interest a year. How many rupees of interest does Anaya get in 4 years?
  15. 15.Aarav keeps ₹1500 in a bank at 12% simple interest a year. What is the total amount after 2 years, in rupees?
  16. 16.₹500 earns ₹60 simple interest at 4% a year. For how many years was it kept?
  17. 17.Dev keeps ₹500 in a bank at 3% simple interest a year. How many rupees of interest does Dev get in 3 years?
  18. 18.Ishaan keeps ₹2500 in a bank at 9% simple interest a year. How many rupees of interest does Ishaan get in 5 years?
  19. 19.Anaya keeps ₹500 in a bank at 11% simple interest a year. How many rupees of interest does Anaya get in 2 years?
  20. 20.Aarav keeps ₹5000 in a bank at 2% simple interest a year. What is the total amount after 1 year, in rupees?
  21. 21.Isha keeps ₹5000 in a bank at 12% simple interest a year. What is the total amount after 2 years, in rupees?
  22. 22.₹4000 earns ₹400 simple interest in 2 years. What is the rate of interest per year, in percent?
  23. 23.₹500 earns ₹240 simple interest at 12% a year. For how many years was it kept?
  24. 24.₹2000 earns ₹400 simple interest at 5% a year. For how many years was it kept?
  25. 25.₹500 earns ₹135 simple interest in 3 years. What is the rate of interest per year, in percent?
  26. 26.₹1500 earns ₹135 simple interest in 1 year. What is the rate of interest per year, in percent?
  27. 27.Sara keeps ₹3000 in a bank at 10% simple interest a year. What is the total amount after 5 years, in rupees?
  28. 28.₹5000 earns ₹200 simple interest in 2 years. What is the rate of interest per year, in percent?
  29. 29.Riya keeps ₹2500 in a bank at 12% simple interest a year. How many rupees of interest does Riya get in 4 years?
  30. 30.₹4000 earns ₹480 simple interest in 1 year. What is the rate of interest per year, in percent?
  31. 31.Anaya keeps ₹5000 in a bank at 7% simple interest a year. What is the total amount after 1 year, in rupees?
  32. 32.₹3000 earns ₹450 simple interest in 5 years. What is the rate of interest per year, in percent?
  33. 33.Kabir keeps ₹2000 in a bank at 5% simple interest a year. What is the total amount after 3 years, in rupees?
  34. 34.Aarav keeps ₹500 in a bank at 9% simple interest a year. How many rupees of interest does Aarav get in 5 years?
  35. 35.₹4000 earns ₹320 simple interest in 1 year. What is the rate of interest per year, in percent?
  36. 36.₹2000 earns ₹880 simple interest at 11% a year. For how many years was it kept?
  37. 37.Meera keeps ₹500 in a bank at 4% simple interest a year. What is the total amount after 4 years, in rupees?
  38. 38.₹2500 earns ₹100 simple interest at 2% a year. For how many years was it kept?
  39. 39.₹1500 earns ₹240 simple interest at 4% a year. For how many years was it kept?
  40. 40.₹5000 earns ₹1050 simple interest at 7% a year. For how many years was it kept?

Answer key

  1. 2
  2. 3
  3. 10
  4. 5
  5. 1
  6. 5
  7. 3600
  8. 3
  9. 630
  10. 2
  11. 2
  12. 2000
  13. 2
  14. 420
  15. 1860
  16. 3
  17. 45
  18. 1125
  19. 110
  20. 5100
  21. 6200
  22. 5
  23. 4
  24. 4
  25. 9
  26. 9
  27. 4500
  28. 2
  29. 1200
  30. 12
  31. 5350
  32. 3
  33. 2300
  34. 225
  35. 8
  36. 4
  37. 580
  38. 2
  39. 4
  40. 3

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