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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 426 · 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 fan bought for ₹3500 is sold for ₹3850. What is the profit per cent?
  2. 2.A cycle costs ₹2000. It is sold at a 15% profit. What is the selling price (in ₹)?
  3. 3.What is the amount (principal + simple interest) on ₹3200 at 3% per year for 1 year (in ₹)?
  4. 4.A fan bought for ₹3700 is sold for ₹4810. What is the profit per cent?
  5. 5.What is 5% of 140?
  6. 6.A fan costs ₹3100. It is sold at a 30% loss. What is the selling price (in ₹)?
  7. 7.What is 70% of 60?
  8. 8.What is the amount (principal + simple interest) on ₹800 at 11% per year for 2 years (in ₹)?
  9. 9.The price of a box of mangoes changed from ₹250 to ₹150. What is the percentage decrease?
  10. 10.The price of a box of mangoes changed from ₹80 to ₹96. What is the percentage increase?
  11. 11.A sewing machine bought for ₹1000 is sold for ₹900. What is the loss per cent?
  12. 12.A shopkeeper buys a cycle for ₹1600 and sells it for ₹1790. What is the profit (in ₹)?
  13. 13.What is the amount (principal + simple interest) on ₹6500 at 6% per year for 4 years (in ₹)?
  14. 14.A shopkeeper buys a mobile phone for ₹1850 and sells it for ₹1810. What is the loss (in ₹)?
  15. 15.A cycle costs ₹500. It is sold at a 15% profit. What is the selling price (in ₹)?
  16. 16.A fan bought for ₹600 is sold for ₹510. What is the loss per cent?
  17. 17.What is the amount (principal + simple interest) on ₹2300 at 9% per year for 3 years (in ₹)?
  18. 18.A shopkeeper buys a fan for ₹1750 and sells it for ₹1560. What is the loss (in ₹)?
  19. 19.A shopkeeper buys a cycle for ₹200 and sells it for ₹320. What is the profit (in ₹)?
  20. 20.The price of a water bottle changed from ₹400 to ₹280. What is the percentage decrease?
  21. 21.A shopkeeper buys a cooler for ₹2050 and sells it for ₹2260. What is the profit (in ₹)?
  22. 22.A table bought for ₹600 is sold for ₹840. What is the profit per cent?
  23. 23.A shopkeeper buys a fan for ₹1050 and sells it for ₹1230. What is the profit (in ₹)?
  24. 24.What is the simple interest on ₹8200 at 4% per year for 1 year (in ₹)?
  25. 25.What is 70% of 660?
  26. 26.A shopkeeper buys a cooler for ₹2050 and sells it for ₹1920. What is the loss (in ₹)?
  27. 27.What is 20% of 200?
  28. 28.The price of a cricket ball changed from ₹25 to ₹10. What is the percentage decrease?
  29. 29.What is the simple interest on ₹6600 at 10% per year for 2 years (in ₹)?
  30. 30.A table bought for ₹1700 is sold for ₹1496. What is the loss per cent?
  31. 31.A cricket kit costs ₹2600. It is sold at a 5% profit. What is the selling price (in ₹)?
  32. 32.What is the amount (principal + simple interest) on ₹8800 at 5% per year for 4 years (in ₹)?
  33. 33.A table costs ₹200. It is sold at a 25% profit. What is the selling price (in ₹)?
  34. 34.What is the simple interest on ₹2900 at 8% per year for 2 years (in ₹)?
  35. 35.A cricket kit costs ₹1300. It is sold at a 5% loss. What is the selling price (in ₹)?
  36. 36.The price of a bus pass changed from ₹500 to ₹125. What is the percentage decrease?
  37. 37.The price of a box of mangoes changed from ₹80 to ₹112. What is the percentage increase?
  38. 38.A shopkeeper buys a cricket kit for ₹2300 and sells it for ₹2310. What is the profit (in ₹)?
  39. 39.What is the simple interest on ₹3300 at 11% per year for 5 years (in ₹)?
  40. 40.The price of a box of mangoes changed from ₹100 to ₹10. What is the percentage decrease?

Answer key

  1. 10
  2. 2300
  3. 3296
  4. 30
  5. 7
  6. 2170
  7. 42
  8. 976
  9. 40
  10. 20
  11. 10
  12. 190
  13. 8060
  14. 40
  15. 575
  16. 15
  17. 2921
  18. 190
  19. 120
  20. 30
  21. 210
  22. 40
  23. 180
  24. 328
  25. 462
  26. 130
  27. 40
  28. 60
  29. 1320
  30. 12
  31. 2730
  32. 10560
  33. 250
  34. 464
  35. 1235
  36. 75
  37. 40
  38. 10
  39. 1815
  40. 90

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