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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 375 · 40 sums
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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 simple interest on ₹2200 at 12% per year for 4 years (in ₹)?
  2. 2.The price of a cricket ball changed from ₹400 to ₹440. What is the percentage increase?
  3. 3.What is the amount (principal + simple interest) on ₹4400 at 3% per year for 5 years (in ₹)?
  4. 4.What is 95% of 200?
  5. 5.A cycle bought for ₹1800 is sold for ₹1080. What is the loss per cent?
  6. 6.What is 20% of 780?
  7. 7.A shopkeeper buys a sewing machine for ₹2800 and sells it for ₹2500. What is the loss (in ₹)?
  8. 8.A shopkeeper buys a table for ₹2300 and sells it for ₹2490. What is the profit (in ₹)?
  9. 9.A shopkeeper buys a fan for ₹1050 and sells it for ₹1250. What is the profit (in ₹)?
  10. 10.What is the amount (principal + simple interest) on ₹5400 at 11% per year for 5 years (in ₹)?
  11. 11.What is the simple interest on ₹1300 at 5% per year for 1 year (in ₹)?
  12. 12.What is the simple interest on ₹5400 at 3% per year for 2 years (in ₹)?
  13. 13.A shopkeeper buys a cycle for ₹900 and sells it for ₹1200. What is the profit (in ₹)?
  14. 14.What is the amount (principal + simple interest) on ₹7100 at 9% per year for 5 years (in ₹)?
  15. 15.A shopkeeper buys a cycle for ₹1400 and sells it for ₹1110. What is the loss (in ₹)?
  16. 16.The price of a bus pass changed from ₹200 to ₹120. What is the percentage decrease?
  17. 17.What is 45% of 160?
  18. 18.What is the simple interest on ₹1500 at 6% per year for 2 years (in ₹)?
  19. 19.A shopkeeper buys a cooler for ₹750 and sells it for ₹540. What is the loss (in ₹)?
  20. 20.A table costs ₹900. It is sold at a 40% profit. What is the selling price (in ₹)?
  21. 21.A shopkeeper buys a cycle for ₹1200 and sells it for ₹1090. What is the loss (in ₹)?
  22. 22.A table costs ₹3300. It is sold at a 30% profit. What is the selling price (in ₹)?
  23. 23.What is the amount (principal + simple interest) on ₹2800 at 12% per year for 2 years (in ₹)?
  24. 24.A fan costs ₹1700. It is sold at a 20% profit. What is the selling price (in ₹)?
  25. 25.The price of a school bag changed from ₹50 to ₹40. What is the percentage decrease?
  26. 26.A mobile phone costs ₹2000. It is sold at a 50% profit. What is the selling price (in ₹)?
  27. 27.The price of a bus pass changed from ₹40 to ₹24. What is the percentage decrease?
  28. 28.A cycle costs ₹3800. It is sold at a 10% loss. What is the selling price (in ₹)?
  29. 29.A cooler costs ₹3100. It is sold at a 15% profit. What is the selling price (in ₹)?
  30. 30.A cycle bought for ₹2900 is sold for ₹2552. What is the loss per cent?
  31. 31.A fan costs ₹1600. It is sold at a 40% profit. What is the selling price (in ₹)?
  32. 32.A shopkeeper buys a cricket kit for ₹1150 and sells it for ₹1060. What is the loss (in ₹)?
  33. 33.A table bought for ₹400 is sold for ₹440. What is the profit per cent?
  34. 34.The price of a water bottle changed from ₹250 to ₹175. What is the percentage decrease?
  35. 35.A fan costs ₹3700. It is sold at a 50% loss. What is the selling price (in ₹)?
  36. 36.What is the simple interest on ₹3200 at 12% per year for 5 years (in ₹)?
  37. 37.What is 20% of 740?
  38. 38.The price of a school bag changed from ₹250 to ₹100. What is the percentage decrease?
  39. 39.The price of a bus pass changed from ₹20 to ₹15. What is the percentage decrease?
  40. 40.The price of a school bag changed from ₹100 to ₹99. What is the percentage decrease?

Answer key

  1. 1056
  2. 10
  3. 5060
  4. 190
  5. 40
  6. 156
  7. 300
  8. 190
  9. 200
  10. 8370
  11. 65
  12. 324
  13. 300
  14. 10295
  15. 290
  16. 40
  17. 72
  18. 180
  19. 210
  20. 1260
  21. 110
  22. 4290
  23. 3472
  24. 2040
  25. 20
  26. 3000
  27. 40
  28. 3420
  29. 3565
  30. 12
  31. 2240
  32. 90
  33. 10
  34. 30
  35. 1850
  36. 1920
  37. 148
  38. 60
  39. 25
  40. 1

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