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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 113 · 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.₹1000 earns ₹150 simple interest in 5 years. What is the rate of interest per year, in percent?
  2. 2.Diya keeps ₹500 in a bank at 8% simple interest a year. How many rupees of interest does Diya get in 3 years?
  3. 3.₹1500 earns ₹180 simple interest at 12% a year. For how many years was it kept?
  4. 4.₹2500 earns ₹500 simple interest at 10% a year. For how many years was it kept?
  5. 5.₹1500 earns ₹525 simple interest at 7% a year. For how many years was it kept?
  6. 6.Isha keeps ₹4000 in a bank at 11% simple interest a year. What is the total amount after 4 years, in rupees?
  7. 7.₹3000 earns ₹720 simple interest at 8% a year. For how many years was it kept?
  8. 8.Kabir keeps ₹5000 in a bank at 11% simple interest a year. What is the total amount after 3 years, in rupees?
  9. 9.₹1000 earns ₹360 simple interest in 3 years. What is the rate of interest per year, in percent?
  10. 10.₹5000 earns ₹600 simple interest in 2 years. What is the rate of interest per year, in percent?
  11. 11.₹1000 earns ₹120 simple interest at 3% a year. For how many years was it kept?
  12. 12.₹500 earns ₹45 simple interest at 9% a year. For how many years was it kept?
  13. 13.Riya keeps ₹1500 in a bank at 11% simple interest a year. How many rupees of interest does Riya get in 5 years?
  14. 14.Riya keeps ₹5000 in a bank at 6% simple interest a year. What is the total amount after 4 years, in rupees?
  15. 15.₹3000 earns ₹210 simple interest in 1 year. What is the rate of interest per year, in percent?
  16. 16.Diya keeps ₹5000 in a bank at 11% simple interest a year. What is the total amount after 1 year, in rupees?
  17. 17.₹2500 earns ₹750 simple interest at 6% a year. For how many years was it kept?
  18. 18.₹5000 earns ₹2000 simple interest at 8% a year. For how many years was it kept?
  19. 19.Anaya keeps ₹1000 in a bank at 4% simple interest a year. How many rupees of interest does Anaya get in 1 year?
  20. 20.₹2500 earns ₹250 simple interest in 5 years. What is the rate of interest per year, in percent?
  21. 21.₹4000 earns ₹1000 simple interest at 5% a year. For how many years was it kept?
  22. 22.Isha keeps ₹5000 in a bank at 8% simple interest a year. How many rupees of interest does Isha get in 4 years?
  23. 23.₹1500 earns ₹135 simple interest at 9% a year. For how many years was it kept?
  24. 24.₹1500 earns ₹420 simple interest in 4 years. What is the rate of interest per year, in percent?
  25. 25.₹4000 earns ₹2400 simple interest at 12% a year. For how many years was it kept?
  26. 26.Anaya keeps ₹3000 in a bank at 10% simple interest a year. What is the total amount after 4 years, in rupees?
  27. 27.Arjun keeps ₹4000 in a bank at 5% simple interest a year. What is the total amount after 1 year, in rupees?
  28. 28.₹2000 earns ₹120 simple interest in 2 years. What is the rate of interest per year, in percent?
  29. 29.Aarav keeps ₹5000 in a bank at 2% simple interest a year. What is the total amount after 1 year, in rupees?
  30. 30.₹3000 earns ₹180 simple interest in 1 year. What is the rate of interest per year, in percent?
  31. 31.Riya keeps ₹4000 in a bank at 4% simple interest a year. What is the total amount after 2 years, in rupees?
  32. 32.₹5000 earns ₹600 simple interest at 3% a year. For how many years was it kept?
  33. 33.₹5000 earns ₹600 simple interest at 4% a year. For how many years was it kept?
  34. 34.₹1000 earns ₹80 simple interest at 4% a year. For how many years was it kept?
  35. 35.Rohan keeps ₹2500 in a bank at 2% simple interest a year. How many rupees of interest does Rohan get in 1 year?
  36. 36.₹5000 earns ₹200 simple interest in 1 year. What is the rate of interest per year, in percent?
  37. 37.Aarav keeps ₹3000 in a bank at 7% simple interest a year. How many rupees of interest does Aarav get in 3 years?
  38. 38.Arjun keeps ₹5000 in a bank at 5% simple interest a year. How many rupees of interest does Arjun get in 4 years?
  39. 39.₹1000 earns ₹50 simple interest in 1 year. What is the rate of interest per year, in percent?
  40. 40.Kabir keeps ₹1000 in a bank at 10% simple interest a year. What is the total amount after 5 years, in rupees?

Answer key

  1. 3
  2. 120
  3. 1
  4. 2
  5. 5
  6. 5760
  7. 3
  8. 6650
  9. 12
  10. 6
  11. 4
  12. 1
  13. 825
  14. 6200
  15. 7
  16. 5550
  17. 5
  18. 5
  19. 40
  20. 2
  21. 5
  22. 1600
  23. 1
  24. 7
  25. 5
  26. 4200
  27. 4200
  28. 3
  29. 5100
  30. 6
  31. 4320
  32. 4
  33. 3
  34. 2
  35. 50
  36. 4
  37. 630
  38. 1000
  39. 5
  40. 1500

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