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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 788 · 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 ₹2600 is sold for ₹2990. What is the profit per cent?
  2. 2.A cricket kit bought for ₹1400 is sold for ₹1260. What is the loss per cent?
  3. 3.A shopkeeper buys a watch for ₹900 and sells it for ₹1130. What is the profit (in ₹)?
  4. 4.A sewing machine bought for ₹2100 is sold for ₹1680. What is the loss per cent?
  5. 5.What is 60% of 940?
  6. 6.A cycle bought for ₹3100 is sold for ₹2325. What is the loss per cent?
  7. 7.What is 15% of 180?
  8. 8.The price of a bus pass changed from ₹250 to ₹375. What is the percentage increase?
  9. 9.A shopkeeper buys a sewing machine for ₹1900 and sells it for ₹2180. What is the profit (in ₹)?
  10. 10.What is 90% of 80?
  11. 11.What is the amount (principal + simple interest) on ₹5500 at 2% per year for 2 years (in ₹)?
  12. 12.A table costs ₹3200. It is sold at a 12% loss. What is the selling price (in ₹)?
  13. 13.A cycle costs ₹2100. It is sold at a 15% profit. What is the selling price (in ₹)?
  14. 14.What is 65% of 60?
  15. 15.A fan bought for ₹2200 is sold for ₹1980. What is the loss per cent?
  16. 16.A cycle costs ₹3900. It is sold at a 30% loss. What is the selling price (in ₹)?
  17. 17.What is the simple interest on ₹2000 at 12% per year for 4 years (in ₹)?
  18. 18.A shopkeeper buys a cricket kit for ₹950 and sells it for ₹960. What is the profit (in ₹)?
  19. 19.A sewing machine bought for ₹2900 is sold for ₹1740. What is the loss per cent?
  20. 20.A shopkeeper buys a cooler for ₹1200 and sells it for ₹1390. What is the profit (in ₹)?
  21. 21.What is the amount (principal + simple interest) on ₹1200 at 12% per year for 3 years (in ₹)?
  22. 22.A shopkeeper buys a mobile phone for ₹650 and sells it for ₹670. What is the profit (in ₹)?
  23. 23.A shopkeeper buys a cycle for ₹1350 and sells it for ₹1300. What is the loss (in ₹)?
  24. 24.A shopkeeper buys a cooler for ₹350 and sells it for ₹210. What is the loss (in ₹)?
  25. 25.The price of a pair of shoes changed from ₹25 to ₹30. What is the percentage increase?
  26. 26.A shopkeeper buys a table for ₹750 and sells it for ₹1010. What is the profit (in ₹)?
  27. 27.What is 60% of 580?
  28. 28.A shopkeeper buys a table for ₹200 and sells it for ₹30. What is the loss (in ₹)?
  29. 29.A cycle costs ₹4000. It is sold at a 40% loss. What is the selling price (in ₹)?
  30. 30.A table bought for ₹3800 is sold for ₹3344. What is the loss per cent?
  31. 31.A watch bought for ₹3700 is sold for ₹3885. What is the profit per cent?
  32. 32.A mobile phone bought for ₹2200 is sold for ₹1870. What is the loss per cent?
  33. 33.What is the simple interest on ₹2500 at 10% per year for 4 years (in ₹)?
  34. 34.A cricket kit costs ₹2900. It is sold at a 20% profit. What is the selling price (in ₹)?
  35. 35.A cycle bought for ₹3900 is sold for ₹4875. What is the profit per cent?
  36. 36.What is the simple interest on ₹5900 at 2% per year for 4 years (in ₹)?
  37. 37.The price of a box of mangoes changed from ₹50 to ₹5. What is the percentage decrease?
  38. 38.What is 15% of 340?
  39. 39.What is the simple interest on ₹8100 at 3% per year for 4 years (in ₹)?
  40. 40.What is the simple interest on ₹7700 at 11% per year for 2 years (in ₹)?

Answer key

  1. 15
  2. 10
  3. 230
  4. 20
  5. 564
  6. 25
  7. 27
  8. 50
  9. 280
  10. 72
  11. 5720
  12. 2816
  13. 2415
  14. 39
  15. 10
  16. 2730
  17. 960
  18. 10
  19. 40
  20. 190
  21. 1632
  22. 20
  23. 50
  24. 140
  25. 20
  26. 260
  27. 348
  28. 170
  29. 2400
  30. 12
  31. 5
  32. 15
  33. 1000
  34. 3480
  35. 25
  36. 472
  37. 90
  38. 51
  39. 972
  40. 1694

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