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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 876 · 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.What is the amount (principal + simple interest) on ₹1100 at 4% per year for 2 years (in ₹)?
  2. 2.A cycle costs ₹1100. It is sold at a 50% loss. What is the selling price (in ₹)?
  3. 3.What is 35% of 880?
  4. 4.A fan bought for ₹2900 is sold for ₹3045. What is the profit per cent?
  5. 5.What is the simple interest on ₹6500 at 4% per year for 5 years (in ₹)?
  6. 6.A mobile phone costs ₹600. It is sold at a 50% profit. What is the selling price (in ₹)?
  7. 7.What is the amount (principal + simple interest) on ₹9100 at 9% per year for 2 years (in ₹)?
  8. 8.A cooler bought for ₹3300 is sold for ₹2310. What is the loss per cent?
  9. 9.A shopkeeper buys a table for ₹1650 and sells it for ₹1950. What is the profit (in ₹)?
  10. 10.The price of a bus pass changed from ₹80 to ₹104. What is the percentage increase?
  11. 11.A shopkeeper buys a sewing machine for ₹750 and sells it for ₹530. What is the loss (in ₹)?
  12. 12.A cycle bought for ₹3800 is sold for ₹3990. What is the profit per cent?
  13. 13.A fan costs ₹2500. It is sold at a 10% profit. What is the selling price (in ₹)?
  14. 14.A table costs ₹400. It is sold at a 10% loss. What is the selling price (in ₹)?
  15. 15.What is the amount (principal + simple interest) on ₹5600 at 12% per year for 2 years (in ₹)?
  16. 16.A fan costs ₹3300. It is sold at a 12% profit. What is the selling price (in ₹)?
  17. 17.A shopkeeper buys a table for ₹2750 and sells it for ₹2560. What is the loss (in ₹)?
  18. 18.What is the amount (principal + simple interest) on ₹7000 at 3% per year for 5 years (in ₹)?
  19. 19.The price of a water bottle changed from ₹20 to ₹32. What is the percentage increase?
  20. 20.A watch bought for ₹800 is sold for ₹760. What is the loss per cent?
  21. 21.A cricket kit bought for ₹2400 is sold for ₹2160. What is the loss per cent?
  22. 22.A shopkeeper buys a cycle for ₹3000 and sells it for ₹3280. What is the profit (in ₹)?
  23. 23.A table bought for ₹3500 is sold for ₹5250. What is the profit per cent?
  24. 24.The price of a bus pass changed from ₹20 to ₹4. What is the percentage decrease?
  25. 25.A fan costs ₹2000. It is sold at a 40% profit. What is the selling price (in ₹)?
  26. 26.A mobile phone costs ₹1100. It is sold at a 30% loss. What is the selling price (in ₹)?
  27. 27.What is the simple interest on ₹5400 at 12% per year for 1 year (in ₹)?
  28. 28.A shopkeeper buys a sewing machine for ₹1800 and sells it for ₹1920. What is the profit (in ₹)?
  29. 29.What is 70% of 820?
  30. 30.What is the amount (principal + simple interest) on ₹3100 at 12% per year for 1 year (in ₹)?
  31. 31.The price of a bus pass changed from ₹40 to ₹38. What is the percentage decrease?
  32. 32.A shopkeeper buys a cycle for ₹1600 and sells it for ₹1590. What is the loss (in ₹)?
  33. 33.The price of a box of mangoes changed from ₹500 to ₹625. What is the percentage increase?
  34. 34.What is 90% of 260?
  35. 35.A mobile phone bought for ₹3700 is sold for ₹3515. What is the loss per cent?
  36. 36.A shopkeeper buys a sewing machine for ₹2550 and sells it for ₹2830. What is the profit (in ₹)?
  37. 37.A mobile phone bought for ₹600 is sold for ₹780. What is the profit per cent?
  38. 38.What is the simple interest on ₹1200 at 9% per year for 5 years (in ₹)?
  39. 39.What is 95% of 280?
  40. 40.What is the simple interest on ₹1100 at 4% per year for 5 years (in ₹)?

Answer key

  1. 1188
  2. 550
  3. 308
  4. 5
  5. 1300
  6. 900
  7. 10738
  8. 30
  9. 300
  10. 30
  11. 220
  12. 5
  13. 2750
  14. 360
  15. 6944
  16. 3696
  17. 190
  18. 8050
  19. 60
  20. 5
  21. 10
  22. 280
  23. 50
  24. 80
  25. 2800
  26. 770
  27. 648
  28. 120
  29. 574
  30. 3472
  31. 5
  32. 10
  33. 25
  34. 234
  35. 5
  36. 280
  37. 30
  38. 540
  39. 266
  40. 220

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