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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 873 · 40 sums
TalentJR

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.

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  1. 1.A shopkeeper buys a cricket kit for ₹300 and sells it for ₹260. What is the loss (in ₹)?
  2. 2.A fan costs ₹1300. It is sold at a 5% profit. What is the selling price (in ₹)?
  3. 3.What is the amount (principal + simple interest) on ₹4000 at 3% per year for 4 years (in ₹)?
  4. 4.What is 60% of 960?
  5. 5.A shopkeeper buys a table for ₹2050 and sells it for ₹2010. What is the loss (in ₹)?
  6. 6.A shopkeeper buys a cricket kit for ₹1500 and sells it for ₹1510. What is the profit (in ₹)?
  7. 7.What is the amount (principal + simple interest) on ₹2800 at 7% per year for 3 years (in ₹)?
  8. 8.What is 40% of 300?
  9. 9.What is the amount (principal + simple interest) on ₹8000 at 2% per year for 1 year (in ₹)?
  10. 10.The price of a school bag changed from ₹500 to ₹490. What is the percentage decrease?
  11. 11.A shopkeeper buys a watch for ₹2000 and sells it for ₹2070. What is the profit (in ₹)?
  12. 12.A cooler costs ₹2100. It is sold at a 12% profit. What is the selling price (in ₹)?
  13. 13.What is 5% of 140?
  14. 14.A cooler bought for ₹2500 is sold for ₹2375. What is the loss per cent?
  15. 15.A shopkeeper buys a table for ₹2200 and sells it for ₹2450. What is the profit (in ₹)?
  16. 16.What is the simple interest on ₹600 at 11% per year for 2 years (in ₹)?
  17. 17.What is the amount (principal + simple interest) on ₹8200 at 6% per year for 1 year (in ₹)?
  18. 18.A shopkeeper buys a sewing machine for ₹2100 and sells it for ₹2030. What is the loss (in ₹)?
  19. 19.What is the amount (principal + simple interest) on ₹2900 at 2% per year for 2 years (in ₹)?
  20. 20.A sewing machine costs ₹3500. It is sold at a 30% loss. What is the selling price (in ₹)?
  21. 21.A mobile phone bought for ₹2700 is sold for ₹2376. What is the loss per cent?
  22. 22.What is 25% of 860?
  23. 23.A mobile phone bought for ₹3200 is sold for ₹3584. What is the profit per cent?
  24. 24.A fan bought for ₹3600 is sold for ₹2160. What is the loss per cent?
  25. 25.What is the amount (principal + simple interest) on ₹1900 at 4% per year for 4 years (in ₹)?
  26. 26.A shopkeeper buys a table for ₹2150 and sells it for ₹2110. What is the loss (in ₹)?
  27. 27.A fan bought for ₹1500 is sold for ₹2250. What is the profit per cent?
  28. 28.What is the amount (principal + simple interest) on ₹1600 at 12% per year for 2 years (in ₹)?
  29. 29.A table bought for ₹1200 is sold for ₹1560. What is the profit per cent?
  30. 30.A sewing machine costs ₹900. It is sold at a 40% profit. What is the selling price (in ₹)?
  31. 31.The price of a water bottle changed from ₹200 to ₹80. What is the percentage decrease?
  32. 32.What is 55% of 100?
  33. 33.What is 35% of 380?
  34. 34.What is 65% of 260?
  35. 35.A sewing machine bought for ₹2500 is sold for ₹2125. What is the loss per cent?
  36. 36.A watch bought for ₹3400 is sold for ₹5100. What is the profit per cent?
  37. 37.What is 45% of 620?
  38. 38.The price of a box of mangoes changed from ₹50 to ₹60. What is the percentage increase?
  39. 39.A cricket kit costs ₹2500. It is sold at a 15% loss. What is the selling price (in ₹)?
  40. 40.A mobile phone costs ₹2200. It is sold at a 25% loss. What is the selling price (in ₹)?

Answer key

  1. 40
  2. 1365
  3. 4480
  4. 576
  5. 40
  6. 10
  7. 3388
  8. 120
  9. 8160
  10. 2
  11. 70
  12. 2352
  13. 7
  14. 5
  15. 250
  16. 132
  17. 8692
  18. 70
  19. 3016
  20. 2450
  21. 12
  22. 215
  23. 12
  24. 40
  25. 2204
  26. 40
  27. 50
  28. 1984
  29. 30
  30. 1260
  31. 60
  32. 55
  33. 133
  34. 169
  35. 15
  36. 50
  37. 279
  38. 20
  39. 2125
  40. 1650

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