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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 701 · 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 shopkeeper buys a cricket kit for ₹2200 and sells it for ₹2210. What is the profit (in ₹)?
  2. 2.A table costs ₹200. It is sold at a 5% profit. What is the selling price (in ₹)?
  3. 3.A fan bought for ₹2000 is sold for ₹1200. What is the loss per cent?
  4. 4.What is the simple interest on ₹7800 at 5% per year for 3 years (in ₹)?
  5. 5.A cricket kit costs ₹200. It is sold at a 10% loss. What is the selling price (in ₹)?
  6. 6.A fan costs ₹700. It is sold at a 30% profit. What is the selling price (in ₹)?
  7. 7.The price of a water bottle changed from ₹25 to ₹5. What is the percentage decrease?
  8. 8.A cricket kit bought for ₹2100 is sold for ₹1575. What is the loss per cent?
  9. 9.What is the simple interest on ₹4600 at 11% per year for 1 year (in ₹)?
  10. 10.What is the amount (principal + simple interest) on ₹6500 at 6% per year for 3 years (in ₹)?
  11. 11.A watch bought for ₹1500 is sold for ₹1575. What is the profit per cent?
  12. 12.What is the amount (principal + simple interest) on ₹8200 at 11% per year for 5 years (in ₹)?
  13. 13.A sewing machine costs ₹2300. It is sold at a 5% profit. What is the selling price (in ₹)?
  14. 14.What is the simple interest on ₹5600 at 2% per year for 4 years (in ₹)?
  15. 15.A fan bought for ₹1000 is sold for ₹1100. What is the profit per cent?
  16. 16.The price of a pair of shoes changed from ₹200 to ₹202. What is the percentage increase?
  17. 17.A mobile phone bought for ₹2200 is sold for ₹2464. What is the profit per cent?
  18. 18.A shopkeeper buys a table for ₹2900 and sells it for ₹2660. What is the loss (in ₹)?
  19. 19.The price of a cricket ball changed from ₹250 to ₹50. What is the percentage decrease?
  20. 20.A sewing machine costs ₹2100. It is sold at a 25% profit. What is the selling price (in ₹)?
  21. 21.What is the amount (principal + simple interest) on ₹2500 at 3% per year for 2 years (in ₹)?
  22. 22.A fan costs ₹2400. It is sold at a 40% loss. What is the selling price (in ₹)?
  23. 23.What is 15% of 560?
  24. 24.A cycle costs ₹400. It is sold at a 30% profit. What is the selling price (in ₹)?
  25. 25.What is the simple interest on ₹2400 at 4% per year for 4 years (in ₹)?
  26. 26.A shopkeeper buys a cooler for ₹2500 and sells it for ₹2650. What is the profit (in ₹)?
  27. 27.What is the amount (principal + simple interest) on ₹500 at 5% per year for 3 years (in ₹)?
  28. 28.A shopkeeper buys a cricket kit for ₹2700 and sells it for ₹2990. What is the profit (in ₹)?
  29. 29.What is 45% of 800?
  30. 30.What is 75% of 840?
  31. 31.A shopkeeper buys a sewing machine for ₹700 and sells it for ₹630. What is the loss (in ₹)?
  32. 32.A shopkeeper buys a fan for ₹2200 and sells it for ₹2270. What is the profit (in ₹)?
  33. 33.What is the amount (principal + simple interest) on ₹3200 at 7% per year for 5 years (in ₹)?
  34. 34.A fan costs ₹1000. It is sold at a 50% profit. What is the selling price (in ₹)?
  35. 35.The price of a school bag changed from ₹500 to ₹550. What is the percentage increase?
  36. 36.What is the amount (principal + simple interest) on ₹800 at 6% per year for 3 years (in ₹)?
  37. 37.A fan costs ₹4000. It is sold at a 15% loss. What is the selling price (in ₹)?
  38. 38.What is the simple interest on ₹2400 at 10% per year for 3 years (in ₹)?
  39. 39.The price of a cricket ball changed from ₹40 to ₹42. What is the percentage increase?
  40. 40.The price of a water bottle changed from ₹80 to ₹72. What is the percentage decrease?

Answer key

  1. 10
  2. 210
  3. 40
  4. 1170
  5. 180
  6. 910
  7. 80
  8. 25
  9. 506
  10. 7670
  11. 5
  12. 12710
  13. 2415
  14. 448
  15. 10
  16. 1
  17. 12
  18. 240
  19. 80
  20. 2625
  21. 2650
  22. 1440
  23. 84
  24. 520
  25. 384
  26. 150
  27. 575
  28. 290
  29. 360
  30. 630
  31. 70
  32. 70
  33. 4320
  34. 1500
  35. 10
  36. 944
  37. 3400
  38. 720
  39. 5
  40. 10

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