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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 637 · 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 bought for ₹3300 is sold for ₹4290. What is the profit per cent?
  2. 2.A mobile phone bought for ₹3700 is sold for ₹3885. What is the profit per cent?
  3. 3.What is 70% of 600?
  4. 4.What is the amount (principal + simple interest) on ₹2800 at 4% per year for 2 years (in ₹)?
  5. 5.A watch costs ₹500. It is sold at a 10% loss. What is the selling price (in ₹)?
  6. 6.A fan costs ₹1500. It is sold at a 15% loss. What is the selling price (in ₹)?
  7. 7.What is 65% of 940?
  8. 8.A cycle bought for ₹3200 is sold for ₹3040. What is the loss per cent?
  9. 9.A table bought for ₹3100 is sold for ₹3255. What is the profit per cent?
  10. 10.A cycle costs ₹2400. It is sold at a 5% profit. What is the selling price (in ₹)?
  11. 11.A fan costs ₹3500. It is sold at a 25% loss. What is the selling price (in ₹)?
  12. 12.The price of a pair of shoes changed from ₹100 to ₹40. What is the percentage decrease?
  13. 13.The price of a bus pass changed from ₹250 to ₹450. What is the percentage increase?
  14. 14.The price of a pair of shoes changed from ₹100 to ₹102. What is the percentage increase?
  15. 15.What is the amount (principal + simple interest) on ₹7000 at 2% per year for 1 year (in ₹)?
  16. 16.What is the amount (principal + simple interest) on ₹6700 at 8% per year for 2 years (in ₹)?
  17. 17.A shopkeeper buys a cricket kit for ₹750 and sells it for ₹560. What is the loss (in ₹)?
  18. 18.What is 55% of 820?
  19. 19.A cycle costs ₹600. It is sold at a 20% loss. What is the selling price (in ₹)?
  20. 20.What is 45% of 260?
  21. 21.A shopkeeper buys a cooler for ₹350 and sells it for ₹90. What is the loss (in ₹)?
  22. 22.A shopkeeper buys a cycle for ₹2100 and sells it for ₹1890. What is the loss (in ₹)?
  23. 23.What is the amount (principal + simple interest) on ₹9800 at 12% per year for 5 years (in ₹)?
  24. 24.A shopkeeper buys a watch for ₹1500 and sells it for ₹1690. What is the profit (in ₹)?
  25. 25.What is 40% of 740?
  26. 26.What is 5% of 100?
  27. 27.A cycle costs ₹2400. It is sold at a 50% profit. What is the selling price (in ₹)?
  28. 28.What is the amount (principal + simple interest) on ₹8100 at 2% per year for 2 years (in ₹)?
  29. 29.What is the amount (principal + simple interest) on ₹7100 at 8% per year for 2 years (in ₹)?
  30. 30.A mobile phone bought for ₹800 is sold for ₹1040. What is the profit per cent?
  31. 31.A sewing machine costs ₹2600. It is sold at a 5% profit. What is the selling price (in ₹)?
  32. 32.A cycle bought for ₹500 is sold for ₹625. What is the profit per cent?
  33. 33.What is the amount (principal + simple interest) on ₹6900 at 4% per year for 2 years (in ₹)?
  34. 34.A cooler bought for ₹1300 is sold for ₹1456. What is the profit per cent?
  35. 35.A cooler costs ₹3600. It is sold at a 5% loss. What is the selling price (in ₹)?
  36. 36.What is the amount (principal + simple interest) on ₹2600 at 12% per year for 4 years (in ₹)?
  37. 37.A shopkeeper buys a cooler for ₹900 and sells it for ₹1020. What is the profit (in ₹)?
  38. 38.A cooler bought for ₹2500 is sold for ₹2250. What is the loss per cent?
  39. 39.What is 55% of 260?
  40. 40.What is the amount (principal + simple interest) on ₹1700 at 5% per year for 1 year (in ₹)?

Answer key

  1. 30
  2. 5
  3. 420
  4. 3024
  5. 450
  6. 1275
  7. 611
  8. 5
  9. 5
  10. 2520
  11. 2625
  12. 60
  13. 80
  14. 2
  15. 7140
  16. 7772
  17. 190
  18. 451
  19. 480
  20. 117
  21. 260
  22. 210
  23. 15680
  24. 190
  25. 296
  26. 5
  27. 3600
  28. 8424
  29. 8236
  30. 30
  31. 2730
  32. 25
  33. 7452
  34. 12
  35. 3420
  36. 3848
  37. 120
  38. 10
  39. 143
  40. 1785

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