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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 964 · 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.A fan costs ₹3500. It is sold at a 5% profit. What is the selling price (in ₹)?
  2. 2.A cycle bought for ₹2900 is sold for ₹2610. What is the loss per cent?
  3. 3.What is 45% of 600?
  4. 4.A sewing machine bought for ₹1000 is sold for ₹950. What is the loss per cent?
  5. 5.The price of a box of mangoes changed from ₹40 to ₹64. What is the percentage increase?
  6. 6.A shopkeeper buys a fan for ₹1350 and sells it for ₹1600. What is the profit (in ₹)?
  7. 7.The price of a school bag changed from ₹500 to ₹650. What is the percentage increase?
  8. 8.What is 55% of 720?
  9. 9.A cooler costs ₹3900. It is sold at a 25% profit. What is the selling price (in ₹)?
  10. 10.What is 35% of 220?
  11. 11.A shopkeeper buys a cooler for ₹550 and sells it for ₹440. What is the loss (in ₹)?
  12. 12.A sewing machine costs ₹1100. It is sold at a 5% profit. What is the selling price (in ₹)?
  13. 13.What is the simple interest on ₹4700 at 4% per year for 5 years (in ₹)?
  14. 14.What is the simple interest on ₹6500 at 7% per year for 4 years (in ₹)?
  15. 15.The price of a box of mangoes changed from ₹25 to ₹10. What is the percentage decrease?
  16. 16.A watch costs ₹1600. It is sold at a 40% loss. What is the selling price (in ₹)?
  17. 17.A shopkeeper buys a table for ₹750 and sells it for ₹530. What is the loss (in ₹)?
  18. 18.What is the simple interest on ₹1400 at 7% per year for 2 years (in ₹)?
  19. 19.A shopkeeper buys a cooler for ₹1950 and sells it for ₹1990. What is the profit (in ₹)?
  20. 20.A shopkeeper buys a watch for ₹1600 and sells it for ₹1480. What is the loss (in ₹)?
  21. 21.The price of a cricket ball changed from ₹40 to ₹32. What is the percentage decrease?
  22. 22.A cycle costs ₹1300. It is sold at a 25% profit. What is the selling price (in ₹)?
  23. 23.A table costs ₹3400. It is sold at a 10% loss. What is the selling price (in ₹)?
  24. 24.The price of a bus pass changed from ₹25 to ₹40. What is the percentage increase?
  25. 25.The price of a pair of shoes changed from ₹250 to ₹400. What is the percentage increase?
  26. 26.What is the simple interest on ₹9400 at 6% per year for 1 year (in ₹)?
  27. 27.What is 65% of 540?
  28. 28.What is 5% of 400?
  29. 29.A mobile phone costs ₹1900. It is sold at a 50% loss. What is the selling price (in ₹)?
  30. 30.A shopkeeper buys a sewing machine for ₹1850 and sells it for ₹1590. What is the loss (in ₹)?
  31. 31.What is the simple interest on ₹5700 at 6% per year for 3 years (in ₹)?
  32. 32.The price of a box of mangoes changed from ₹400 to ₹404. What is the percentage increase?
  33. 33.What is 20% of 80?
  34. 34.A shopkeeper buys a mobile phone for ₹1400 and sells it for ₹1650. What is the profit (in ₹)?
  35. 35.What is the amount (principal + simple interest) on ₹5800 at 3% per year for 4 years (in ₹)?
  36. 36.What is 10% of 660?
  37. 37.What is 25% of 200?
  38. 38.A fan costs ₹700. It is sold at a 5% loss. What is the selling price (in ₹)?
  39. 39.What is the simple interest on ₹3300 at 9% per year for 3 years (in ₹)?
  40. 40.What is the amount (principal + simple interest) on ₹3900 at 2% per year for 4 years (in ₹)?

Answer key

  1. 3675
  2. 10
  3. 270
  4. 5
  5. 60
  6. 250
  7. 30
  8. 396
  9. 4875
  10. 77
  11. 110
  12. 1155
  13. 940
  14. 1820
  15. 60
  16. 960
  17. 220
  18. 196
  19. 40
  20. 120
  21. 20
  22. 1625
  23. 3060
  24. 60
  25. 60
  26. 564
  27. 351
  28. 20
  29. 950
  30. 260
  31. 1026
  32. 1
  33. 16
  34. 250
  35. 6496
  36. 66
  37. 50
  38. 665
  39. 891
  40. 4212

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