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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 642 · 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.₹1000 earns ₹70 simple interest in 1 year. What is the rate of interest per year, in percent?
  2. 2.Aarav keeps ₹1000 in a bank at 5% simple interest a year. What is the total amount after 4 years, in rupees?
  3. 3.₹2500 earns ₹300 simple interest in 2 years. What is the rate of interest per year, in percent?
  4. 4.Arjun keeps ₹1000 in a bank at 12% simple interest a year. What is the total amount after 1 year, in rupees?
  5. 5.₹4000 earns ₹1440 simple interest in 3 years. What is the rate of interest per year, in percent?
  6. 6.₹500 earns ₹45 simple interest in 1 year. What is the rate of interest per year, in percent?
  7. 7.Ishaan keeps ₹2500 in a bank at 2% simple interest a year. How many rupees of interest does Ishaan get in 1 year?
  8. 8.₹2000 earns ₹240 simple interest in 3 years. What is the rate of interest per year, in percent?
  9. 9.₹3000 earns ₹300 simple interest at 5% a year. For how many years was it kept?
  10. 10.Meera keeps ₹3000 in a bank at 2% simple interest a year. What is the total amount after 4 years, in rupees?
  11. 11.Dev keeps ₹2000 in a bank at 8% simple interest a year. How many rupees of interest does Dev get in 4 years?
  12. 12.Dev keeps ₹1000 in a bank at 7% simple interest a year. What is the total amount after 3 years, in rupees?
  13. 13.₹5000 earns ₹100 simple interest at 2% a year. For how many years was it kept?
  14. 14.Isha keeps ₹4000 in a bank at 8% simple interest a year. How many rupees of interest does Isha get in 2 years?
  15. 15.Riya keeps ₹500 in a bank at 9% simple interest a year. How many rupees of interest does Riya get in 1 year?
  16. 16.₹2000 earns ₹240 simple interest at 12% a year. For how many years was it kept?
  17. 17.₹3000 earns ₹450 simple interest at 5% a year. For how many years was it kept?
  18. 18.Meera keeps ₹5000 in a bank at 4% simple interest a year. How many rupees of interest does Meera get in 4 years?
  19. 19.₹2000 earns ₹560 simple interest at 7% a year. For how many years was it kept?
  20. 20.Ishaan keeps ₹5000 in a bank at 3% simple interest a year. What is the total amount after 1 year, in rupees?
  21. 21.₹1000 earns ₹480 simple interest at 12% a year. For how many years was it kept?
  22. 22.₹2000 earns ₹300 simple interest in 3 years. What is the rate of interest per year, in percent?
  23. 23.₹5000 earns ₹1000 simple interest in 4 years. What is the rate of interest per year, in percent?
  24. 24.Meera keeps ₹2000 in a bank at 9% simple interest a year. How many rupees of interest does Meera get in 5 years?
  25. 25.₹4000 earns ₹960 simple interest at 12% a year. For how many years was it kept?
  26. 26.Ishaan keeps ₹1000 in a bank at 7% simple interest a year. How many rupees of interest does Ishaan get in 2 years?
  27. 27.Dev keeps ₹1000 in a bank at 2% simple interest a year. How many rupees of interest does Dev get in 4 years?
  28. 28.Isha keeps ₹500 in a bank at 2% simple interest a year. What is the total amount after 2 years, in rupees?
  29. 29.Rohan keeps ₹4000 in a bank at 7% simple interest a year. What is the total amount after 3 years, in rupees?
  30. 30.₹5000 earns ₹300 simple interest at 6% a year. For how many years was it kept?
  31. 31.₹1500 earns ₹225 simple interest in 3 years. What is the rate of interest per year, in percent?
  32. 32.₹5000 earns ₹400 simple interest in 4 years. What is the rate of interest per year, in percent?
  33. 33.₹2500 earns ₹150 simple interest at 3% a year. For how many years was it kept?
  34. 34.Isha keeps ₹500 in a bank at 8% simple interest a year. What is the total amount after 4 years, in rupees?
  35. 35.Arjun keeps ₹1000 in a bank at 8% simple interest a year. How many rupees of interest does Arjun get in 2 years?
  36. 36.Ishaan keeps ₹500 in a bank at 5% simple interest a year. How many rupees of interest does Ishaan get in 5 years?
  37. 37.₹3000 earns ₹210 simple interest in 1 year. What is the rate of interest per year, in percent?
  38. 38.₹1000 earns ₹250 simple interest at 5% a year. For how many years was it kept?
  39. 39.₹500 earns ₹50 simple interest at 2% a year. For how many years was it kept?
  40. 40.Kabir keeps ₹1000 in a bank at 5% simple interest a year. How many rupees of interest does Kabir get in 4 years?

Answer key

  1. 7
  2. 1200
  3. 6
  4. 1120
  5. 12
  6. 9
  7. 50
  8. 4
  9. 2
  10. 3240
  11. 640
  12. 1210
  13. 1
  14. 640
  15. 45
  16. 1
  17. 3
  18. 800
  19. 4
  20. 5150
  21. 4
  22. 5
  23. 5
  24. 900
  25. 2
  26. 140
  27. 80
  28. 520
  29. 4840
  30. 1
  31. 5
  32. 2
  33. 2
  34. 660
  35. 160
  36. 125
  37. 7
  38. 5
  39. 5
  40. 200

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