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Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 985 · 40 sums
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The method (Out of 100): p% of a number = number × p ÷ 100. Profit = SP − CP; loss = CP − SP. Profit % (or loss %) = profit (or loss) ÷ CP × 100. Selling price at p% profit = CP + p% of CP; at p% loss = CP − p% of CP. Simple interest = P × R × T ÷ 100; amount = P + SI. % increase or decrease = change ÷ old value × 100.

NameDateTime takenScore ___ / 40
  1. 1.A shopkeeper buys a cycle for ₹1100 and sells it for ₹1060. What is the loss (in ₹)?
  2. 2.What is the amount (principal + simple interest) on ₹800 at 2% per year for 2 years (in ₹)?
  3. 3.The price of a water bottle changed from ₹400 to ₹560. What is the percentage increase?
  4. 4.A cycle costs ₹2500. It is sold at a 12% profit. What is the selling price (in ₹)?
  5. 5.A cricket kit bought for ₹4000 is sold for ₹2800. What is the loss per cent?
  6. 6.A shopkeeper buys a cricket kit for ₹2950 and sells it for ₹2730. What is the loss (in ₹)?
  7. 7.The price of a school bag changed from ₹40 to ₹76. What is the percentage increase?
  8. 8.What is the amount (principal + simple interest) on ₹800 at 9% per year for 1 year (in ₹)?
  9. 9.A cricket kit costs ₹700. It is sold at a 15% profit. What is the selling price (in ₹)?
  10. 10.A shopkeeper buys a cricket kit for ₹2200 and sells it for ₹2380. What is the profit (in ₹)?
  11. 11.A shopkeeper buys a cycle for ₹2700 and sells it for ₹2770. What is the profit (in ₹)?
  12. 12.What is the amount (principal + simple interest) on ₹4800 at 12% per year for 2 years (in ₹)?
  13. 13.A shopkeeper buys a fan for ₹1650 and sells it for ₹1560. What is the loss (in ₹)?
  14. 14.What is the amount (principal + simple interest) on ₹7500 at 7% per year for 5 years (in ₹)?
  15. 15.The price of a box of mangoes changed from ₹20 to ₹30. What is the percentage increase?
  16. 16.A cycle bought for ₹3000 is sold for ₹2250. What is the loss per cent?
  17. 17.The price of a school bag changed from ₹50 to ₹25. What is the percentage decrease?
  18. 18.A shopkeeper buys a cricket kit for ₹900 and sells it for ₹1060. What is the profit (in ₹)?
  19. 19.What is the amount (principal + simple interest) on ₹8100 at 4% per year for 4 years (in ₹)?
  20. 20.What is 70% of 700?
  21. 21.What is 45% of 540?
  22. 22.A cricket kit costs ₹500. It is sold at a 40% loss. What is the selling price (in ₹)?
  23. 23.A cooler costs ₹1300. It is sold at a 50% loss. What is the selling price (in ₹)?
  24. 24.A cycle bought for ₹3700 is sold for ₹2220. What is the loss per cent?
  25. 25.A mobile phone bought for ₹2500 is sold for ₹2125. What is the loss per cent?
  26. 26.A shopkeeper buys a table for ₹900 and sells it for ₹1010. What is the profit (in ₹)?
  27. 27.A sewing machine costs ₹900. It is sold at a 10% profit. What is the selling price (in ₹)?
  28. 28.A table bought for ₹2800 is sold for ₹1960. What is the loss per cent?
  29. 29.What is the amount (principal + simple interest) on ₹1100 at 4% per year for 1 year (in ₹)?
  30. 30.A shopkeeper buys a fan for ₹2950 and sells it for ₹3130. What is the profit (in ₹)?
  31. 31.A shopkeeper buys a cycle for ₹200 and sells it for ₹190. What is the loss (in ₹)?
  32. 32.What is the simple interest on ₹9200 at 2% per year for 4 years (in ₹)?
  33. 33.What is the simple interest on ₹8500 at 9% per year for 4 years (in ₹)?
  34. 34.What is 80% of 240?
  35. 35.The price of a bus pass changed from ₹50 to ₹75. What is the percentage increase?
  36. 36.What is 25% of 720?
  37. 37.What is the simple interest on ₹7000 at 3% per year for 2 years (in ₹)?
  38. 38.The price of a pair of shoes changed from ₹100 to ₹110. What is the percentage increase?
  39. 39.A cooler bought for ₹1800 is sold for ₹1620. What is the loss per cent?
  40. 40.What is the simple interest on ₹4600 at 12% per year for 4 years (in ₹)?

Answer key

  1. 40
  2. 832
  3. 40
  4. 2800
  5. 30
  6. 220
  7. 90
  8. 872
  9. 805
  10. 180
  11. 70
  12. 5952
  13. 90
  14. 10125
  15. 50
  16. 25
  17. 50
  18. 160
  19. 9396
  20. 490
  21. 243
  22. 300
  23. 650
  24. 40
  25. 15
  26. 110
  27. 990
  28. 30
  29. 1144
  30. 180
  31. 10
  32. 736
  33. 3060
  34. 192
  35. 50
  36. 180
  37. 420
  38. 10
  39. 10
  40. 2208

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