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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 90 · 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.₹2000 earns ₹140 simple interest at 7% a year. For how many years was it kept?
  2. 2.₹1000 earns ₹100 simple interest at 10% a year. For how many years was it kept?
  3. 3.Meera keeps ₹2500 in a bank at 5% simple interest a year. What is the total amount after 5 years, in rupees?
  4. 4.₹1500 earns ₹180 simple interest in 3 years. What is the rate of interest per year, in percent?
  5. 5.₹2000 earns ₹120 simple interest in 2 years. What is the rate of interest per year, in percent?
  6. 6.Aarav keeps ₹2500 in a bank at 11% simple interest a year. How many rupees of interest does Aarav get in 1 year?
  7. 7.Aarav keeps ₹3000 in a bank at 2% simple interest a year. How many rupees of interest does Aarav get in 3 years?
  8. 8.Dev keeps ₹3000 in a bank at 8% simple interest a year. What is the total amount after 2 years, in rupees?
  9. 9.₹1000 earns ₹480 simple interest in 4 years. What is the rate of interest per year, in percent?
  10. 10.Kabir keeps ₹2500 in a bank at 8% simple interest a year. What is the total amount after 1 year, in rupees?
  11. 11.Anaya keeps ₹2000 in a bank at 12% simple interest a year. What is the total amount after 1 year, in rupees?
  12. 12.₹4000 earns ₹1400 simple interest at 7% a year. For how many years was it kept?
  13. 13.Ishaan keeps ₹3000 in a bank at 10% simple interest a year. What is the total amount after 1 year, in rupees?
  14. 14.₹1500 earns ₹120 simple interest in 1 year. What is the rate of interest per year, in percent?
  15. 15.₹1000 earns ₹320 simple interest at 8% a year. For how many years was it kept?
  16. 16.Meera keeps ₹2000 in a bank at 6% simple interest a year. What is the total amount after 5 years, in rupees?
  17. 17.Ishaan keeps ₹2500 in a bank at 4% simple interest a year. What is the total amount after 2 years, in rupees?
  18. 18.₹4000 earns ₹720 simple interest at 6% a year. For how many years was it kept?
  19. 19.Diya keeps ₹2500 in a bank at 11% simple interest a year. How many rupees of interest does Diya get in 2 years?
  20. 20.Aarav keeps ₹500 in a bank at 4% simple interest a year. How many rupees of interest does Aarav get in 5 years?
  21. 21.₹1000 earns ₹220 simple interest in 2 years. What is the rate of interest per year, in percent?
  22. 22.₹500 earns ₹200 simple interest in 4 years. What is the rate of interest per year, in percent?
  23. 23.₹1500 earns ₹45 simple interest at 3% a year. For how many years was it kept?
  24. 24.₹3000 earns ₹1050 simple interest at 7% a year. For how many years was it kept?
  25. 25.Aarav keeps ₹2000 in a bank at 12% simple interest a year. How many rupees of interest does Aarav get in 1 year?
  26. 26.Riya keeps ₹2500 in a bank at 3% simple interest a year. What is the total amount after 3 years, in rupees?
  27. 27.Ishaan keeps ₹2500 in a bank at 9% simple interest a year. What is the total amount after 3 years, in rupees?
  28. 28.₹2000 earns ₹400 simple interest at 10% a year. For how many years was it kept?
  29. 29.₹4000 earns ₹120 simple interest at 3% a year. For how many years was it kept?
  30. 30.₹1500 earns ₹30 simple interest in 1 year. What is the rate of interest per year, in percent?
  31. 31.Meera keeps ₹2000 in a bank at 5% simple interest a year. How many rupees of interest does Meera get in 4 years?
  32. 32.Diya keeps ₹1500 in a bank at 6% simple interest a year. What is the total amount after 1 year, in rupees?
  33. 33.Ishaan keeps ₹2500 in a bank at 3% simple interest a year. How many rupees of interest does Ishaan get in 4 years?
  34. 34.₹4000 earns ₹160 simple interest in 1 year. What is the rate of interest per year, in percent?
  35. 35.₹3000 earns ₹180 simple interest at 6% a year. For how many years was it kept?
  36. 36.₹2500 earns ₹900 simple interest at 9% a year. For how many years was it kept?
  37. 37.Meera keeps ₹2500 in a bank at 12% simple interest a year. What is the total amount after 1 year, in rupees?
  38. 38.Ishaan keeps ₹1500 in a bank at 6% simple interest a year. How many rupees of interest does Ishaan get in 3 years?
  39. 39.Aarav keeps ₹1500 in a bank at 10% simple interest a year. What is the total amount after 2 years, in rupees?
  40. 40.Ishaan keeps ₹1000 in a bank at 8% simple interest a year. What is the total amount after 3 years, in rupees?

Answer key

  1. 1
  2. 1
  3. 3125
  4. 4
  5. 3
  6. 275
  7. 180
  8. 3480
  9. 12
  10. 2700
  11. 2240
  12. 5
  13. 3300
  14. 8
  15. 4
  16. 2600
  17. 2700
  18. 3
  19. 550
  20. 100
  21. 11
  22. 10
  23. 1
  24. 5
  25. 240
  26. 2725
  27. 3175
  28. 2
  29. 1
  30. 2
  31. 400
  32. 1590
  33. 300
  34. 4
  35. 1
  36. 4
  37. 2800
  38. 270
  39. 1800
  40. 1240

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