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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 993 · 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 cooler bought for ₹1800 is sold for ₹1620. What is the loss per cent?
  2. 2.A shopkeeper buys a table for ₹2650 and sells it for ₹2710. What is the profit (in ₹)?
  3. 3.The price of a cricket ball changed from ₹100 to ₹190. What is the percentage increase?
  4. 4.A cricket kit costs ₹500. It is sold at a 5% profit. What is the selling price (in ₹)?
  5. 5.The price of a school bag changed from ₹20 to ₹32. What is the percentage increase?
  6. 6.What is the simple interest on ₹6700 at 2% per year for 3 years (in ₹)?
  7. 7.What is 15% of 900?
  8. 8.A shopkeeper buys a fan for ₹2550 and sells it for ₹2630. What is the profit (in ₹)?
  9. 9.What is the simple interest on ₹5800 at 9% per year for 5 years (in ₹)?
  10. 10.What is the amount (principal + simple interest) on ₹2400 at 2% per year for 3 years (in ₹)?
  11. 11.A cricket kit costs ₹2900. It is sold at a 12% profit. What is the selling price (in ₹)?
  12. 12.A cycle bought for ₹1400 is sold for ₹840. What is the loss per cent?
  13. 13.What is the amount (principal + simple interest) on ₹5700 at 10% per year for 3 years (in ₹)?
  14. 14.What is 60% of 320?
  15. 15.What is 40% of 500?
  16. 16.What is the simple interest on ₹2300 at 2% per year for 2 years (in ₹)?
  17. 17.The price of a school bag changed from ₹100 to ₹102. What is the percentage increase?
  18. 18.The price of a school bag changed from ₹20 to ₹22. What is the percentage increase?
  19. 19.A table costs ₹500. It is sold at a 5% profit. What is the selling price (in ₹)?
  20. 20.A cycle bought for ₹1300 is sold for ₹1560. What is the profit per cent?
  21. 21.What is 55% of 480?
  22. 22.A shopkeeper buys a table for ₹3000 and sells it for ₹2810. What is the loss (in ₹)?
  23. 23.A cricket kit bought for ₹4000 is sold for ₹5000. What is the profit per cent?
  24. 24.What is the simple interest on ₹2700 at 11% per year for 4 years (in ₹)?
  25. 25.A cricket kit bought for ₹1100 is sold for ₹880. What is the loss per cent?
  26. 26.What is the amount (principal + simple interest) on ₹2200 at 8% per year for 3 years (in ₹)?
  27. 27.A shopkeeper buys a mobile phone for ₹1650 and sells it for ₹1940. What is the profit (in ₹)?
  28. 28.What is the simple interest on ₹5700 at 8% per year for 1 year (in ₹)?
  29. 29.What is 10% of 520?
  30. 30.A shopkeeper buys a sewing machine for ₹2150 and sells it for ₹2260. What is the profit (in ₹)?
  31. 31.A shopkeeper buys a table for ₹400 and sells it for ₹410. What is the profit (in ₹)?
  32. 32.A cricket kit bought for ₹1900 is sold for ₹2185. What is the profit per cent?
  33. 33.The price of a pair of shoes changed from ₹80 to ₹8. What is the percentage decrease?
  34. 34.What is the amount (principal + simple interest) on ₹9200 at 2% per year for 1 year (in ₹)?
  35. 35.What is 25% of 960?
  36. 36.A cooler costs ₹300. It is sold at a 12% profit. What is the selling price (in ₹)?
  37. 37.The price of a school bag changed from ₹50 to ₹35. What is the percentage decrease?
  38. 38.A shopkeeper buys a cooler for ₹350 and sells it for ₹420. What is the profit (in ₹)?
  39. 39.The price of a cricket ball changed from ₹20 to ₹36. What is the percentage increase?
  40. 40.A shopkeeper buys a fan for ₹200 and sells it for ₹110. What is the loss (in ₹)?

Answer key

  1. 10
  2. 60
  3. 90
  4. 525
  5. 60
  6. 402
  7. 135
  8. 80
  9. 2610
  10. 2544
  11. 3248
  12. 40
  13. 7410
  14. 192
  15. 200
  16. 92
  17. 2
  18. 10
  19. 525
  20. 20
  21. 264
  22. 190
  23. 25
  24. 1188
  25. 20
  26. 2728
  27. 290
  28. 456
  29. 52
  30. 110
  31. 10
  32. 15
  33. 90
  34. 9384
  35. 240
  36. 336
  37. 30
  38. 70
  39. 80
  40. 90

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