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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 932 · 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.What is the amount (principal + simple interest) on ₹700 at 4% per year for 5 years (in ₹)?
  2. 2.What is the amount (principal + simple interest) on ₹1100 at 9% per year for 2 years (in ₹)?
  3. 3.A cycle costs ₹1300. It is sold at a 10% loss. What is the selling price (in ₹)?
  4. 4.What is the simple interest on ₹9000 at 3% per year for 5 years (in ₹)?
  5. 5.What is 95% of 540?
  6. 6.What is 45% of 1000?
  7. 7.What is the simple interest on ₹7600 at 4% per year for 4 years (in ₹)?
  8. 8.What is 60% of 60?
  9. 9.The price of a water bottle changed from ₹400 to ₹360. What is the percentage decrease?
  10. 10.What is the amount (principal + simple interest) on ₹3100 at 2% per year for 2 years (in ₹)?
  11. 11.A shopkeeper buys a cricket kit for ₹3000 and sells it for ₹3190. What is the profit (in ₹)?
  12. 12.What is the amount (principal + simple interest) on ₹1700 at 7% per year for 1 year (in ₹)?
  13. 13.What is the amount (principal + simple interest) on ₹5100 at 6% per year for 5 years (in ₹)?
  14. 14.A shopkeeper buys a cricket kit for ₹950 and sells it for ₹720. What is the loss (in ₹)?
  15. 15.What is 20% of 80?
  16. 16.A cycle bought for ₹400 is sold for ₹480. What is the profit per cent?
  17. 17.A cricket kit bought for ₹3200 is sold for ₹2880. What is the loss per cent?
  18. 18.What is the simple interest on ₹3500 at 10% per year for 2 years (in ₹)?
  19. 19.What is the amount (principal + simple interest) on ₹8800 at 10% per year for 3 years (in ₹)?
  20. 20.What is 55% of 680?
  21. 21.A shopkeeper buys a mobile phone for ₹850 and sells it for ₹630. What is the loss (in ₹)?
  22. 22.A table costs ₹2600. It is sold at a 40% loss. What is the selling price (in ₹)?
  23. 23.A shopkeeper buys a sewing machine for ₹750 and sells it for ₹890. What is the profit (in ₹)?
  24. 24.A shopkeeper buys a mobile phone for ₹900 and sells it for ₹610. What is the loss (in ₹)?
  25. 25.The price of a bus pass changed from ₹400 to ₹40. What is the percentage decrease?
  26. 26.What is 95% of 780?
  27. 27.A shopkeeper buys a cooler for ₹3000 and sells it for ₹3140. What is the profit (in ₹)?
  28. 28.A sewing machine bought for ₹2800 is sold for ₹2100. What is the loss per cent?
  29. 29.What is 80% of 600?
  30. 30.A mobile phone bought for ₹2400 is sold for ₹2880. What is the profit per cent?
  31. 31.A sewing machine costs ₹3700. It is sold at a 10% profit. What is the selling price (in ₹)?
  32. 32.A cooler costs ₹3300. It is sold at a 12% loss. What is the selling price (in ₹)?
  33. 33.The price of a cricket ball changed from ₹50 to ₹65. What is the percentage increase?
  34. 34.A shopkeeper buys a cooler for ₹750 and sells it for ₹810. What is the profit (in ₹)?
  35. 35.A cycle bought for ₹600 is sold for ₹720. What is the profit per cent?
  36. 36.A shopkeeper buys a cooler for ₹1650 and sells it for ₹1400. What is the loss (in ₹)?
  37. 37.A shopkeeper buys a cooler for ₹500 and sells it for ₹420. What is the loss (in ₹)?
  38. 38.What is 25% of 820?
  39. 39.The price of a cricket ball changed from ₹400 to ₹760. What is the percentage increase?
  40. 40.What is the amount (principal + simple interest) on ₹8800 at 10% per year for 2 years (in ₹)?

Answer key

  1. 840
  2. 1298
  3. 1170
  4. 1350
  5. 513
  6. 450
  7. 1216
  8. 36
  9. 10
  10. 3224
  11. 190
  12. 1819
  13. 6630
  14. 230
  15. 16
  16. 20
  17. 10
  18. 700
  19. 11440
  20. 374
  21. 220
  22. 1560
  23. 140
  24. 290
  25. 90
  26. 741
  27. 140
  28. 25
  29. 480
  30. 20
  31. 4070
  32. 2904
  33. 30
  34. 60
  35. 20
  36. 250
  37. 80
  38. 205
  39. 90
  40. 10560

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