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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 193 · 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 ₹1500 simple interest at 6% a year. For how many years was it kept?
  2. 2.₹3000 earns ₹1050 simple interest at 7% a year. For how many years was it kept?
  3. 3.₹4000 earns ₹1920 simple interest at 12% a year. For how many years was it kept?
  4. 4.₹4000 earns ₹320 simple interest in 1 year. What is the rate of interest per year, in percent?
  5. 5.₹500 earns ₹80 simple interest in 2 years. What is the rate of interest per year, in percent?
  6. 6.₹1000 earns ₹70 simple interest in 1 year. What is the rate of interest per year, in percent?
  7. 7.₹500 earns ₹120 simple interest at 6% a year. For how many years was it kept?
  8. 8.₹2500 earns ₹350 simple interest at 7% a year. For how many years was it kept?
  9. 9.₹2000 earns ₹400 simple interest in 2 years. What is the rate of interest per year, in percent?
  10. 10.Meera keeps ₹2500 in a bank at 4% simple interest a year. What is the total amount after 2 years, in rupees?
  11. 11.₹5000 earns ₹2250 simple interest in 5 years. What is the rate of interest per year, in percent?
  12. 12.₹500 earns ₹220 simple interest at 11% a year. For how many years was it kept?
  13. 13.Arjun keeps ₹4000 in a bank at 4% simple interest a year. What is the total amount after 4 years, in rupees?
  14. 14.₹3000 earns ₹210 simple interest at 7% a year. For how many years was it kept?
  15. 15.₹3000 earns ₹240 simple interest in 4 years. What is the rate of interest per year, in percent?
  16. 16.₹5000 earns ₹600 simple interest at 12% a year. For how many years was it kept?
  17. 17.₹1500 earns ₹270 simple interest in 3 years. What is the rate of interest per year, in percent?
  18. 18.₹2500 earns ₹150 simple interest in 3 years. What is the rate of interest per year, in percent?
  19. 19.₹2000 earns ₹300 simple interest in 5 years. What is the rate of interest per year, in percent?
  20. 20.₹1000 earns ₹120 simple interest at 4% a year. For how many years was it kept?
  21. 21.₹4000 earns ₹240 simple interest at 3% a year. For how many years was it kept?
  22. 22.Arjun keeps ₹500 in a bank at 6% simple interest a year. What is the total amount after 2 years, in rupees?
  23. 23.₹4000 earns ₹160 simple interest in 2 years. What is the rate of interest per year, in percent?
  24. 24.Rohan keeps ₹1000 in a bank at 10% simple interest a year. What is the total amount after 3 years, in rupees?
  25. 25.₹500 earns ₹40 simple interest at 4% a year. For how many years was it kept?
  26. 26.₹500 earns ₹125 simple interest in 5 years. What is the rate of interest per year, in percent?
  27. 27.₹500 earns ₹30 simple interest at 3% a year. For how many years was it kept?
  28. 28.Riya keeps ₹1500 in a bank at 10% simple interest a year. What is the total amount after 2 years, in rupees?
  29. 29.Aarav keeps ₹1000 in a bank at 9% simple interest a year. What is the total amount after 3 years, in rupees?
  30. 30.Diya keeps ₹4000 in a bank at 11% simple interest a year. How many rupees of interest does Diya get in 4 years?
  31. 31.Dev keeps ₹1000 in a bank at 3% simple interest a year. What is the total amount after 1 year, in rupees?
  32. 32.₹5000 earns ₹450 simple interest in 3 years. What is the rate of interest per year, in percent?
  33. 33.Anaya keeps ₹500 in a bank at 6% simple interest a year. What is the total amount after 1 year, in rupees?
  34. 34.Ishaan keeps ₹4000 in a bank at 8% simple interest a year. What is the total amount after 5 years, in rupees?
  35. 35.₹2000 earns ₹200 simple interest at 5% a year. For how many years was it kept?
  36. 36.₹500 earns ₹45 simple interest in 3 years. What is the rate of interest per year, in percent?
  37. 37.₹2000 earns ₹160 simple interest in 2 years. What is the rate of interest per year, in percent?
  38. 38.₹5000 earns ₹1400 simple interest in 4 years. What is the rate of interest per year, in percent?
  39. 39.₹1500 earns ₹150 simple interest in 1 year. What is the rate of interest per year, in percent?
  40. 40.₹4000 earns ₹1440 simple interest in 3 years. What is the rate of interest per year, in percent?

Answer key

  1. 5
  2. 5
  3. 4
  4. 8
  5. 8
  6. 7
  7. 4
  8. 2
  9. 10
  10. 2700
  11. 9
  12. 4
  13. 4640
  14. 1
  15. 2
  16. 1
  17. 6
  18. 2
  19. 3
  20. 3
  21. 2
  22. 560
  23. 2
  24. 1300
  25. 2
  26. 5
  27. 2
  28. 1800
  29. 1270
  30. 1760
  31. 1030
  32. 3
  33. 530
  34. 5600
  35. 2
  36. 3
  37. 4
  38. 7
  39. 10
  40. 12

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