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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 910 · 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.

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  1. 1.What is the amount (principal + simple interest) on ₹2200 at 9% per year for 1 year (in ₹)?
  2. 2.A shopkeeper buys a fan for ₹400 and sells it for ₹680. What is the profit (in ₹)?
  3. 3.A cooler bought for ₹1300 is sold for ₹1365. What is the profit per cent?
  4. 4.What is 75% of 580?
  5. 5.What is the simple interest on ₹900 at 2% per year for 4 years (in ₹)?
  6. 6.A mobile phone costs ₹1000. It is sold at a 12% profit. What is the selling price (in ₹)?
  7. 7.A cooler costs ₹200. It is sold at a 30% loss. What is the selling price (in ₹)?
  8. 8.What is the simple interest on ₹700 at 5% per year for 5 years (in ₹)?
  9. 9.What is 95% of 660?
  10. 10.What is the amount (principal + simple interest) on ₹8800 at 9% per year for 1 year (in ₹)?
  11. 11.A shopkeeper buys a cooler for ₹1400 and sells it for ₹1520. What is the profit (in ₹)?
  12. 12.What is the simple interest on ₹6800 at 12% per year for 2 years (in ₹)?
  13. 13.A cycle costs ₹1900. It is sold at a 5% profit. What is the selling price (in ₹)?
  14. 14.What is 40% of 200?
  15. 15.A cooler bought for ₹3600 is sold for ₹1800. What is the loss per cent?
  16. 16.What is 15% of 560?
  17. 17.What is the amount (principal + simple interest) on ₹1500 at 12% per year for 2 years (in ₹)?
  18. 18.What is 45% of 840?
  19. 19.A shopkeeper buys a cricket kit for ₹1050 and sells it for ₹1180. What is the profit (in ₹)?
  20. 20.What is 45% of 520?
  21. 21.What is the simple interest on ₹7200 at 4% per year for 5 years (in ₹)?
  22. 22.What is the amount (principal + simple interest) on ₹9900 at 11% per year for 2 years (in ₹)?
  23. 23.The price of a bus pass changed from ₹20 to ₹5. What is the percentage decrease?
  24. 24.A watch bought for ₹3400 is sold for ₹3060. What is the loss per cent?
  25. 25.What is the amount (principal + simple interest) on ₹2100 at 9% per year for 2 years (in ₹)?
  26. 26.What is the amount (principal + simple interest) on ₹5300 at 10% per year for 4 years (in ₹)?
  27. 27.A mobile phone bought for ₹400 is sold for ₹280. What is the loss per cent?
  28. 28.A cooler costs ₹1400. It is sold at a 50% profit. What is the selling price (in ₹)?
  29. 29.A shopkeeper buys a fan for ₹850 and sells it for ₹940. What is the profit (in ₹)?
  30. 30.A fan bought for ₹2900 is sold for ₹4060. What is the profit per cent?
  31. 31.A fan bought for ₹400 is sold for ₹300. What is the loss per cent?
  32. 32.A shopkeeper buys a fan for ₹2300 and sells it for ₹2290. What is the loss (in ₹)?
  33. 33.A shopkeeper buys a mobile phone for ₹1500 and sells it for ₹1520. What is the profit (in ₹)?
  34. 34.A cooler bought for ₹200 is sold for ₹220. What is the profit per cent?
  35. 35.What is 80% of 120?
  36. 36.A cooler bought for ₹500 is sold for ₹600. What is the profit per cent?
  37. 37.What is the amount (principal + simple interest) on ₹600 at 8% per year for 4 years (in ₹)?
  38. 38.The price of a school bag changed from ₹500 to ₹125. What is the percentage decrease?
  39. 39.What is the amount (principal + simple interest) on ₹6700 at 4% per year for 3 years (in ₹)?
  40. 40.A sewing machine costs ₹200. It is sold at a 5% loss. What is the selling price (in ₹)?

Answer key

  1. 2398
  2. 280
  3. 5
  4. 435
  5. 72
  6. 1120
  7. 140
  8. 175
  9. 627
  10. 9592
  11. 120
  12. 1632
  13. 1995
  14. 80
  15. 50
  16. 84
  17. 1860
  18. 378
  19. 130
  20. 234
  21. 1440
  22. 12078
  23. 75
  24. 10
  25. 2478
  26. 7420
  27. 30
  28. 2100
  29. 90
  30. 40
  31. 25
  32. 10
  33. 20
  34. 10
  35. 96
  36. 20
  37. 792
  38. 75
  39. 7504
  40. 190

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