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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 105 · 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.₹3000 earns ₹840 simple interest at 7% a year. For how many years was it kept?
  2. 2.₹2000 earns ₹120 simple interest at 2% a year. For how many years was it kept?
  3. 3.Ishaan keeps ₹3000 in a bank at 5% simple interest a year. How many rupees of interest does Ishaan get in 5 years?
  4. 4.₹4000 earns ₹480 simple interest in 3 years. What is the rate of interest per year, in percent?
  5. 5.Aarav keeps ₹1000 in a bank at 10% simple interest a year. How many rupees of interest does Aarav get in 3 years?
  6. 6.₹1000 earns ₹80 simple interest in 1 year. What is the rate of interest per year, in percent?
  7. 7.₹2500 earns ₹750 simple interest in 5 years. What is the rate of interest per year, in percent?
  8. 8.₹2000 earns ₹560 simple interest at 7% a year. For how many years was it kept?
  9. 9.Aarav keeps ₹3000 in a bank at 2% simple interest a year. How many rupees of interest does Aarav get in 1 year?
  10. 10.₹1000 earns ₹320 simple interest in 4 years. What is the rate of interest per year, in percent?
  11. 11.Isha keeps ₹1500 in a bank at 7% simple interest a year. What is the total amount after 3 years, in rupees?
  12. 12.Dev keeps ₹4000 in a bank at 10% simple interest a year. How many rupees of interest does Dev get in 4 years?
  13. 13.Isha keeps ₹1500 in a bank at 10% simple interest a year. What is the total amount after 5 years, in rupees?
  14. 14.₹500 earns ₹125 simple interest in 5 years. What is the rate of interest per year, in percent?
  15. 15.Anaya keeps ₹5000 in a bank at 4% simple interest a year. How many rupees of interest does Anaya get in 1 year?
  16. 16.Kabir keeps ₹1500 in a bank at 8% simple interest a year. How many rupees of interest does Kabir get in 2 years?
  17. 17.₹2000 earns ₹600 simple interest in 3 years. What is the rate of interest per year, in percent?
  18. 18.Anaya keeps ₹5000 in a bank at 7% simple interest a year. What is the total amount after 3 years, in rupees?
  19. 19.₹500 earns ₹30 simple interest in 1 year. What is the rate of interest per year, in percent?
  20. 20.₹2500 earns ₹1250 simple interest in 5 years. What is the rate of interest per year, in percent?
  21. 21.Ishaan keeps ₹2000 in a bank at 3% simple interest a year. What is the total amount after 3 years, in rupees?
  22. 22.₹5000 earns ₹700 simple interest in 2 years. What is the rate of interest per year, in percent?
  23. 23.Aarav keeps ₹5000 in a bank at 5% simple interest a year. How many rupees of interest does Aarav get in 4 years?
  24. 24.Diya keeps ₹1500 in a bank at 3% simple interest a year. How many rupees of interest does Diya get in 1 year?
  25. 25.₹3000 earns ₹1800 simple interest in 5 years. What is the rate of interest per year, in percent?
  26. 26.Sara keeps ₹5000 in a bank at 8% simple interest a year. How many rupees of interest does Sara get in 3 years?
  27. 27.Dev keeps ₹2000 in a bank at 7% simple interest a year. How many rupees of interest does Dev get in 1 year?
  28. 28.Riya keeps ₹1500 in a bank at 3% simple interest a year. What is the total amount after 4 years, in rupees?
  29. 29.Dev keeps ₹2000 in a bank at 3% simple interest a year. What is the total amount after 4 years, in rupees?
  30. 30.Riya keeps ₹1500 in a bank at 8% simple interest a year. What is the total amount after 2 years, in rupees?
  31. 31.₹2000 earns ₹480 simple interest at 8% a year. For how many years was it kept?
  32. 32.Kabir keeps ₹500 in a bank at 5% simple interest a year. What is the total amount after 1 year, in rupees?
  33. 33.₹1000 earns ₹160 simple interest in 4 years. What is the rate of interest per year, in percent?
  34. 34.₹4000 earns ₹1120 simple interest in 4 years. What is the rate of interest per year, in percent?
  35. 35.₹5000 earns ₹400 simple interest at 4% a year. For how many years was it kept?
  36. 36.Aarav keeps ₹3000 in a bank at 7% simple interest a year. How many rupees of interest does Aarav get in 2 years?
  37. 37.Arjun keeps ₹2000 in a bank at 6% simple interest a year. What is the total amount after 4 years, in rupees?
  38. 38.Sara keeps ₹1500 in a bank at 12% simple interest a year. What is the total amount after 4 years, in rupees?
  39. 39.₹2000 earns ₹420 simple interest in 3 years. What is the rate of interest per year, in percent?
  40. 40.Riya keeps ₹500 in a bank at 11% simple interest a year. What is the total amount after 3 years, in rupees?

Answer key

  1. 4
  2. 3
  3. 750
  4. 4
  5. 300
  6. 8
  7. 6
  8. 4
  9. 60
  10. 8
  11. 1815
  12. 1600
  13. 2250
  14. 5
  15. 200
  16. 240
  17. 10
  18. 6050
  19. 6
  20. 10
  21. 2180
  22. 7
  23. 1000
  24. 45
  25. 12
  26. 1200
  27. 140
  28. 1680
  29. 2240
  30. 1740
  31. 3
  32. 525
  33. 4
  34. 7
  35. 2
  36. 420
  37. 2480
  38. 2220
  39. 7
  40. 665

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