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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 50 · 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.

NameDateTime takenScore ___ / 40
  1. 1.The price of a pair of shoes changed from ₹200 to ₹80. What is the percentage decrease?
  2. 2.A cooler bought for ₹3200 is sold for ₹3040. What is the loss per cent?
  3. 3.A mobile phone costs ₹300. It is sold at a 40% profit. What is the selling price (in ₹)?
  4. 4.A shopkeeper buys a mobile phone for ₹1750 and sells it for ₹1800. What is the profit (in ₹)?
  5. 5.A fan bought for ₹3200 is sold for ₹2400. What is the loss per cent?
  6. 6.What is 70% of 360?
  7. 7.A table bought for ₹700 is sold for ₹595. What is the loss per cent?
  8. 8.A cricket kit bought for ₹2300 is sold for ₹3220. What is the profit per cent?
  9. 9.A cycle bought for ₹1000 is sold for ₹850. What is the loss per cent?
  10. 10.What is the simple interest on ₹6200 at 8% per year for 5 years (in ₹)?
  11. 11.What is the simple interest on ₹3200 at 4% per year for 1 year (in ₹)?
  12. 12.A shopkeeper buys a table for ₹2850 and sells it for ₹3090. What is the profit (in ₹)?
  13. 13.What is 85% of 520?
  14. 14.A cycle costs ₹2800. It is sold at a 50% profit. What is the selling price (in ₹)?
  15. 15.What is the simple interest on ₹4700 at 2% per year for 1 year (in ₹)?
  16. 16.What is 15% of 360?
  17. 17.A table bought for ₹1300 is sold for ₹1365. What is the profit per cent?
  18. 18.A cycle costs ₹2700. It is sold at a 20% loss. What is the selling price (in ₹)?
  19. 19.What is the amount (principal + simple interest) on ₹6600 at 9% per year for 5 years (in ₹)?
  20. 20.What is the simple interest on ₹6500 at 5% per year for 4 years (in ₹)?
  21. 21.What is the simple interest on ₹4000 at 5% per year for 1 year (in ₹)?
  22. 22.What is 95% of 880?
  23. 23.The price of a school bag changed from ₹40 to ₹70. What is the percentage increase?
  24. 24.A cycle bought for ₹600 is sold for ₹750. What is the profit per cent?
  25. 25.A sewing machine bought for ₹3400 is sold for ₹4420. What is the profit per cent?
  26. 26.What is 15% of 280?
  27. 27.What is the amount (principal + simple interest) on ₹9800 at 10% per year for 5 years (in ₹)?
  28. 28.A fan costs ₹2800. It is sold at a 10% profit. What is the selling price (in ₹)?
  29. 29.A shopkeeper buys a cricket kit for ₹2300 and sells it for ₹2060. What is the loss (in ₹)?
  30. 30.A fan bought for ₹2100 is sold for ₹1848. What is the loss per cent?
  31. 31.What is 75% of 640?
  32. 32.What is the amount (principal + simple interest) on ₹1500 at 7% per year for 3 years (in ₹)?
  33. 33.A watch costs ₹3200. It is sold at a 5% profit. What is the selling price (in ₹)?
  34. 34.A cycle costs ₹2400. It is sold at a 25% loss. What is the selling price (in ₹)?
  35. 35.A fan costs ₹1000. It is sold at a 5% profit. What is the selling price (in ₹)?
  36. 36.What is the amount (principal + simple interest) on ₹2100 at 7% per year for 3 years (in ₹)?
  37. 37.A table bought for ₹700 is sold for ₹770. What is the profit per cent?
  38. 38.What is the amount (principal + simple interest) on ₹1600 at 2% per year for 2 years (in ₹)?
  39. 39.The price of a bus pass changed from ₹400 to ₹300. What is the percentage decrease?
  40. 40.A shopkeeper buys a fan for ₹550 and sells it for ₹410. What is the loss (in ₹)?

Answer key

  1. 60
  2. 5
  3. 420
  4. 50
  5. 25
  6. 252
  7. 15
  8. 40
  9. 15
  10. 2480
  11. 128
  12. 240
  13. 442
  14. 4200
  15. 94
  16. 54
  17. 5
  18. 2160
  19. 9570
  20. 1300
  21. 200
  22. 836
  23. 75
  24. 25
  25. 30
  26. 42
  27. 14700
  28. 3080
  29. 240
  30. 12
  31. 480
  32. 1815
  33. 3360
  34. 1800
  35. 1050
  36. 2541
  37. 10
  38. 1664
  39. 25
  40. 140

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