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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 687 · 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.A shopkeeper buys a fan for ₹3000 and sells it for ₹3100. What is the profit (in ₹)?
  2. 2.What is the amount (principal + simple interest) on ₹6800 at 10% per year for 2 years (in ₹)?
  3. 3.What is 25% of 740?
  4. 4.What is the amount (principal + simple interest) on ₹8400 at 11% per year for 3 years (in ₹)?
  5. 5.A shopkeeper buys a mobile phone for ₹1250 and sells it for ₹1470. What is the profit (in ₹)?
  6. 6.A cycle bought for ₹3800 is sold for ₹4180. What is the profit per cent?
  7. 7.The price of a bus pass changed from ₹80 to ₹120. What is the percentage increase?
  8. 8.A sewing machine costs ₹2700. It is sold at a 40% profit. What is the selling price (in ₹)?
  9. 9.What is the simple interest on ₹1500 at 4% per year for 2 years (in ₹)?
  10. 10.What is the amount (principal + simple interest) on ₹1500 at 8% per year for 3 years (in ₹)?
  11. 11.The price of a pair of shoes changed from ₹80 to ₹104. What is the percentage increase?
  12. 12.What is 90% of 940?
  13. 13.A watch bought for ₹200 is sold for ₹224. What is the profit per cent?
  14. 14.What is the amount (principal + simple interest) on ₹1400 at 8% per year for 3 years (in ₹)?
  15. 15.What is the simple interest on ₹2300 at 11% per year for 1 year (in ₹)?
  16. 16.What is 15% of 1000?
  17. 17.What is the amount (principal + simple interest) on ₹9000 at 2% per year for 1 year (in ₹)?
  18. 18.A shopkeeper buys a cycle for ₹2100 and sells it for ₹2290. What is the profit (in ₹)?
  19. 19.What is the amount (principal + simple interest) on ₹9300 at 3% per year for 1 year (in ₹)?
  20. 20.A shopkeeper buys a cooler for ₹1600 and sells it for ₹1400. What is the loss (in ₹)?
  21. 21.What is 90% of 340?
  22. 22.What is 15% of 720?
  23. 23.A shopkeeper buys a cooler for ₹2900 and sells it for ₹3010. What is the profit (in ₹)?
  24. 24.A cycle bought for ₹1200 is sold for ₹720. What is the loss per cent?
  25. 25.A cooler costs ₹300. It is sold at a 25% loss. What is the selling price (in ₹)?
  26. 26.A cycle costs ₹600. It is sold at a 15% loss. What is the selling price (in ₹)?
  27. 27.A shopkeeper buys a mobile phone for ₹2000 and sells it for ₹2050. What is the profit (in ₹)?
  28. 28.What is the simple interest on ₹4000 at 8% per year for 4 years (in ₹)?
  29. 29.A fan bought for ₹2300 is sold for ₹2415. What is the profit per cent?
  30. 30.What is the simple interest on ₹2400 at 9% per year for 1 year (in ₹)?
  31. 31.What is the amount (principal + simple interest) on ₹4200 at 2% per year for 2 years (in ₹)?
  32. 32.A shopkeeper buys a cricket kit for ₹2350 and sells it for ₹2400. What is the profit (in ₹)?
  33. 33.A fan costs ₹1000. It is sold at a 25% loss. What is the selling price (in ₹)?
  34. 34.What is the simple interest on ₹1300 at 4% per year for 5 years (in ₹)?
  35. 35.What is the amount (principal + simple interest) on ₹3500 at 8% per year for 2 years (in ₹)?
  36. 36.What is 40% of 700?
  37. 37.What is 95% of 700?
  38. 38.A sewing machine costs ₹1800. It is sold at a 20% loss. What is the selling price (in ₹)?
  39. 39.What is the amount (principal + simple interest) on ₹6200 at 8% per year for 4 years (in ₹)?
  40. 40.A table bought for ₹1000 is sold for ₹1120. What is the profit per cent?

Answer key

  1. 100
  2. 8160
  3. 185
  4. 11172
  5. 220
  6. 10
  7. 50
  8. 3780
  9. 120
  10. 1860
  11. 30
  12. 846
  13. 12
  14. 1736
  15. 253
  16. 150
  17. 9180
  18. 190
  19. 9579
  20. 200
  21. 306
  22. 108
  23. 110
  24. 40
  25. 225
  26. 510
  27. 50
  28. 1280
  29. 5
  30. 216
  31. 4368
  32. 50
  33. 750
  34. 260
  35. 4060
  36. 280
  37. 665
  38. 1440
  39. 8184
  40. 12

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