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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 987 · 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 ₹90 simple interest at 6% a year. For how many years was it kept?
  2. 2.₹3000 earns ₹450 simple interest at 5% a year. For how many years was it kept?
  3. 3.Arjun keeps ₹1000 in a bank at 11% simple interest a year. How many rupees of interest does Arjun get in 3 years?
  4. 4.Dev keeps ₹500 in a bank at 11% simple interest a year. What is the total amount after 2 years, in rupees?
  5. 5.₹3000 earns ₹90 simple interest at 3% a year. For how many years was it kept?
  6. 6.Anaya keeps ₹5000 in a bank at 6% simple interest a year. How many rupees of interest does Anaya get in 2 years?
  7. 7.₹4000 earns ₹600 simple interest at 3% a year. For how many years was it kept?
  8. 8.Isha keeps ₹3000 in a bank at 4% simple interest a year. What is the total amount after 3 years, in rupees?
  9. 9.₹3000 earns ₹120 simple interest in 2 years. What is the rate of interest per year, in percent?
  10. 10.₹5000 earns ₹600 simple interest at 12% a year. For how many years was it kept?
  11. 11.₹2500 earns ₹225 simple interest at 3% a year. For how many years was it kept?
  12. 12.₹1500 earns ₹150 simple interest at 10% a year. For how many years was it kept?
  13. 13.₹500 earns ₹200 simple interest at 10% a year. For how many years was it kept?
  14. 14.Kabir keeps ₹1000 in a bank at 5% simple interest a year. How many rupees of interest does Kabir get in 1 year?
  15. 15.₹500 earns ₹15 simple interest at 3% a year. For how many years was it kept?
  16. 16.Isha keeps ₹2500 in a bank at 10% simple interest a year. What is the total amount after 1 year, in rupees?
  17. 17.₹5000 earns ₹2250 simple interest at 9% a year. For how many years was it kept?
  18. 18.₹2500 earns ₹275 simple interest at 11% a year. For how many years was it kept?
  19. 19.₹1500 earns ₹120 simple interest in 1 year. What is the rate of interest per year, in percent?
  20. 20.₹2500 earns ₹200 simple interest in 2 years. What is the rate of interest per year, in percent?
  21. 21.₹1500 earns ₹240 simple interest at 4% a year. For how many years was it kept?
  22. 22.₹500 earns ₹120 simple interest at 8% a year. For how many years was it kept?
  23. 23.Rohan keeps ₹2500 in a bank at 2% simple interest a year. How many rupees of interest does Rohan get in 5 years?
  24. 24.₹1500 earns ₹135 simple interest in 3 years. What is the rate of interest per year, in percent?
  25. 25.₹500 earns ₹50 simple interest at 5% a year. For how many years was it kept?
  26. 26.₹500 earns ₹30 simple interest in 1 year. What is the rate of interest per year, in percent?
  27. 27.₹4000 earns ₹2000 simple interest at 10% a year. For how many years was it kept?
  28. 28.₹2000 earns ₹600 simple interest in 3 years. What is the rate of interest per year, in percent?
  29. 29.₹3000 earns ₹1200 simple interest in 4 years. What is the rate of interest per year, in percent?
  30. 30.₹3000 earns ₹720 simple interest in 3 years. What is the rate of interest per year, in percent?
  31. 31.₹1500 earns ₹270 simple interest in 2 years. What is the rate of interest per year, in percent?
  32. 32.₹500 earns ₹45 simple interest in 1 year. What is the rate of interest per year, in percent?
  33. 33.₹4000 earns ₹1600 simple interest at 8% a year. For how many years was it kept?
  34. 34.₹3000 earns ₹900 simple interest at 10% a year. For how many years was it kept?
  35. 35.₹1000 earns ₹90 simple interest at 9% a year. For how many years was it kept?
  36. 36.Isha keeps ₹500 in a bank at 3% simple interest a year. What is the total amount after 2 years, in rupees?
  37. 37.₹500 earns ₹40 simple interest in 4 years. What is the rate of interest per year, in percent?
  38. 38.₹1500 earns ₹525 simple interest at 7% a year. For how many years was it kept?
  39. 39.Dev keeps ₹2000 in a bank at 11% simple interest a year. How many rupees of interest does Dev get in 5 years?
  40. 40.Dev keeps ₹2500 in a bank at 2% simple interest a year. How many rupees of interest does Dev get in 5 years?

Answer key

  1. 3
  2. 3
  3. 330
  4. 610
  5. 1
  6. 600
  7. 5
  8. 3360
  9. 2
  10. 1
  11. 3
  12. 1
  13. 4
  14. 50
  15. 1
  16. 2750
  17. 5
  18. 1
  19. 8
  20. 4
  21. 4
  22. 3
  23. 250
  24. 3
  25. 2
  26. 6
  27. 5
  28. 10
  29. 10
  30. 8
  31. 9
  32. 9
  33. 5
  34. 3
  35. 1
  36. 530
  37. 2
  38. 5
  39. 1100
  40. 250

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