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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 434 · 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 watch for ₹700 and sells it for ₹740. What is the profit (in ₹)?
  2. 2.A watch bought for ₹700 is sold for ₹980. What is the profit per cent?
  3. 3.A table bought for ₹1300 is sold for ₹1365. What is the profit per cent?
  4. 4.The price of a bus pass changed from ₹400 to ₹392. What is the percentage decrease?
  5. 5.A cooler bought for ₹2500 is sold for ₹2200. What is the loss per cent?
  6. 6.A shopkeeper buys a watch for ₹200 and sells it for ₹180. What is the loss (in ₹)?
  7. 7.A shopkeeper buys a fan for ₹250 and sells it for ₹390. What is the profit (in ₹)?
  8. 8.A shopkeeper buys a table for ₹2500 and sells it for ₹2270. What is the loss (in ₹)?
  9. 9.What is the amount (principal + simple interest) on ₹8300 at 2% per year for 4 years (in ₹)?
  10. 10.A cycle bought for ₹200 is sold for ₹240. What is the profit per cent?
  11. 11.What is the simple interest on ₹7400 at 10% per year for 5 years (in ₹)?
  12. 12.A shopkeeper buys a cricket kit for ₹1650 and sells it for ₹1680. What is the profit (in ₹)?
  13. 13.What is the amount (principal + simple interest) on ₹2800 at 10% per year for 2 years (in ₹)?
  14. 14.What is the simple interest on ₹4800 at 3% per year for 1 year (in ₹)?
  15. 15.What is 20% of 760?
  16. 16.The price of a cricket ball changed from ₹20 to ₹22. What is the percentage increase?
  17. 17.A mobile phone bought for ₹3700 is sold for ₹4255. What is the profit per cent?
  18. 18.A cricket kit bought for ₹3200 is sold for ₹2560. What is the loss per cent?
  19. 19.The price of a cricket ball changed from ₹20 to ₹14. What is the percentage decrease?
  20. 20.A cricket kit bought for ₹400 is sold for ₹460. What is the profit per cent?
  21. 21.What is 80% of 120?
  22. 22.The price of a pair of shoes changed from ₹80 to ₹152. What is the percentage increase?
  23. 23.A fan bought for ₹3100 is sold for ₹3565. What is the profit per cent?
  24. 24.What is 45% of 600?
  25. 25.A shopkeeper buys a cycle for ₹450 and sells it for ₹410. What is the loss (in ₹)?
  26. 26.What is the simple interest on ₹3900 at 5% per year for 1 year (in ₹)?
  27. 27.A shopkeeper buys a fan for ₹900 and sells it for ₹1090. What is the profit (in ₹)?
  28. 28.A table bought for ₹1200 is sold for ₹1140. What is the loss per cent?
  29. 29.A cycle bought for ₹3000 is sold for ₹3150. What is the profit per cent?
  30. 30.A shopkeeper buys a cycle for ₹200 and sells it for ₹60. What is the loss (in ₹)?
  31. 31.What is the amount (principal + simple interest) on ₹6900 at 8% per year for 2 years (in ₹)?
  32. 32.A shopkeeper buys a cycle for ₹1600 and sells it for ₹1590. What is the loss (in ₹)?
  33. 33.A cycle bought for ₹2500 is sold for ₹2625. What is the profit per cent?
  34. 34.What is 35% of 380?
  35. 35.The price of a water bottle changed from ₹500 to ₹350. What is the percentage decrease?
  36. 36.A shopkeeper buys a cycle for ₹450 and sells it for ₹200. What is the loss (in ₹)?
  37. 37.A shopkeeper buys a cycle for ₹1900 and sells it for ₹1920. What is the profit (in ₹)?
  38. 38.A shopkeeper buys a cycle for ₹800 and sells it for ₹1010. What is the profit (in ₹)?
  39. 39.A sewing machine costs ₹900. It is sold at a 25% loss. What is the selling price (in ₹)?
  40. 40.What is 95% of 40?

Answer key

  1. 40
  2. 40
  3. 5
  4. 2
  5. 12
  6. 20
  7. 140
  8. 230
  9. 8964
  10. 20
  11. 3700
  12. 30
  13. 3360
  14. 144
  15. 152
  16. 10
  17. 15
  18. 20
  19. 30
  20. 15
  21. 96
  22. 90
  23. 15
  24. 270
  25. 40
  26. 195
  27. 190
  28. 5
  29. 5
  30. 140
  31. 8004
  32. 10
  33. 5
  34. 133
  35. 30
  36. 250
  37. 20
  38. 210
  39. 675
  40. 38

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