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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 617 · 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.₹4000 earns ₹1200 simple interest in 3 years. What is the rate of interest per year, in percent?
  2. 2.Diya keeps ₹4000 in a bank at 4% simple interest a year. How many rupees of interest does Diya get in 4 years?
  3. 3.Isha keeps ₹1500 in a bank at 4% simple interest a year. How many rupees of interest does Isha get in 1 year?
  4. 4.Riya keeps ₹2000 in a bank at 9% simple interest a year. What is the total amount after 1 year, in rupees?
  5. 5.Dev keeps ₹2500 in a bank at 9% simple interest a year. How many rupees of interest does Dev get in 1 year?
  6. 6.Dev keeps ₹1000 in a bank at 12% simple interest a year. What is the total amount after 3 years, in rupees?
  7. 7.₹500 earns ₹45 simple interest in 1 year. What is the rate of interest per year, in percent?
  8. 8.Riya keeps ₹3000 in a bank at 12% simple interest a year. What is the total amount after 5 years, in rupees?
  9. 9.Dev keeps ₹500 in a bank at 12% simple interest a year. How many rupees of interest does Dev get in 1 year?
  10. 10.₹1500 earns ₹135 simple interest at 9% a year. For how many years was it kept?
  11. 11.₹1000 earns ₹30 simple interest at 3% a year. For how many years was it kept?
  12. 12.Sara keeps ₹2500 in a bank at 12% simple interest a year. What is the total amount after 5 years, in rupees?
  13. 13.Kabir keeps ₹2000 in a bank at 12% simple interest a year. How many rupees of interest does Kabir get in 3 years?
  14. 14.₹5000 earns ₹500 simple interest at 10% a year. For how many years was it kept?
  15. 15.₹500 earns ₹70 simple interest in 2 years. What is the rate of interest per year, in percent?
  16. 16.₹3000 earns ₹360 simple interest at 6% a year. For how many years was it kept?
  17. 17.Dev keeps ₹5000 in a bank at 6% simple interest a year. What is the total amount after 4 years, in rupees?
  18. 18.Rohan keeps ₹2500 in a bank at 4% simple interest a year. What is the total amount after 1 year, in rupees?
  19. 19.Rohan keeps ₹4000 in a bank at 12% simple interest a year. What is the total amount after 1 year, in rupees?
  20. 20.Dev keeps ₹1000 in a bank at 9% simple interest a year. What is the total amount after 4 years, in rupees?
  21. 21.₹2000 earns ₹320 simple interest at 4% a year. For how many years was it kept?
  22. 22.₹2500 earns ₹50 simple interest in 1 year. What is the rate of interest per year, in percent?
  23. 23.₹1000 earns ₹110 simple interest at 11% a year. For how many years was it kept?
  24. 24.Arjun keeps ₹3000 in a bank at 4% simple interest a year. What is the total amount after 4 years, in rupees?
  25. 25.Rohan keeps ₹1000 in a bank at 4% simple interest a year. What is the total amount after 1 year, in rupees?
  26. 26.₹2500 earns ₹100 simple interest in 1 year. What is the rate of interest per year, in percent?
  27. 27.Anaya keeps ₹1000 in a bank at 2% simple interest a year. What is the total amount after 5 years, in rupees?
  28. 28.₹3000 earns ₹360 simple interest at 3% a year. For how many years was it kept?
  29. 29.₹2000 earns ₹80 simple interest at 2% a year. For how many years was it kept?
  30. 30.₹5000 earns ₹1750 simple interest at 7% a year. For how many years was it kept?
  31. 31.Isha keeps ₹3000 in a bank at 5% simple interest a year. What is the total amount after 3 years, in rupees?
  32. 32.₹2000 earns ₹40 simple interest in 1 year. What is the rate of interest per year, in percent?
  33. 33.Diya keeps ₹2500 in a bank at 3% simple interest a year. What is the total amount after 4 years, in rupees?
  34. 34.₹2500 earns ₹250 simple interest in 1 year. What is the rate of interest per year, in percent?
  35. 35.Kabir keeps ₹3000 in a bank at 12% simple interest a year. What is the total amount after 5 years, in rupees?
  36. 36.Arjun keeps ₹2500 in a bank at 6% simple interest a year. What is the total amount after 3 years, in rupees?
  37. 37.₹1500 earns ₹525 simple interest at 7% a year. For how many years was it kept?
  38. 38.Riya keeps ₹500 in a bank at 4% simple interest a year. What is the total amount after 1 year, in rupees?
  39. 39.₹1500 earns ₹45 simple interest in 1 year. What is the rate of interest per year, in percent?
  40. 40.Ishaan keeps ₹500 in a bank at 4% simple interest a year. How many rupees of interest does Ishaan get in 4 years?

Answer key

  1. 10
  2. 640
  3. 60
  4. 2180
  5. 225
  6. 1360
  7. 9
  8. 4800
  9. 60
  10. 1
  11. 1
  12. 4000
  13. 720
  14. 1
  15. 7
  16. 2
  17. 6200
  18. 2600
  19. 4480
  20. 1360
  21. 4
  22. 2
  23. 1
  24. 3480
  25. 1040
  26. 4
  27. 1100
  28. 4
  29. 2
  30. 5
  31. 3450
  32. 2
  33. 2800
  34. 10
  35. 4800
  36. 2950
  37. 5
  38. 520
  39. 3
  40. 80

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