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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 672 · 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 simple interest on ₹4000 at 12% per year for 2 years (in ₹)?
  2. 2.The price of a bus pass changed from ₹25 to ₹30. What is the percentage increase?
  3. 3.A cycle bought for ₹3700 is sold for ₹4810. What is the profit per cent?
  4. 4.A shopkeeper buys a cricket kit for ₹500 and sells it for ₹780. What is the profit (in ₹)?
  5. 5.What is the amount (principal + simple interest) on ₹600 at 6% per year for 3 years (in ₹)?
  6. 6.What is 90% of 820?
  7. 7.What is the amount (principal + simple interest) on ₹800 at 4% per year for 4 years (in ₹)?
  8. 8.What is the amount (principal + simple interest) on ₹3600 at 4% per year for 2 years (in ₹)?
  9. 9.A shopkeeper buys a cycle for ₹1450 and sells it for ₹1470. What is the profit (in ₹)?
  10. 10.A shopkeeper buys a table for ₹1150 and sells it for ₹1280. What is the profit (in ₹)?
  11. 11.What is the simple interest on ₹8600 at 3% per year for 1 year (in ₹)?
  12. 12.A shopkeeper buys a cricket kit for ₹2350 and sells it for ₹2220. What is the loss (in ₹)?
  13. 13.A cycle costs ₹900. It is sold at a 30% profit. What is the selling price (in ₹)?
  14. 14.What is the simple interest on ₹7200 at 3% per year for 2 years (in ₹)?
  15. 15.The price of a school bag changed from ₹50 to ₹45. What is the percentage decrease?
  16. 16.A watch costs ₹4000. It is sold at a 20% profit. What is the selling price (in ₹)?
  17. 17.What is 15% of 680?
  18. 18.A sewing machine bought for ₹400 is sold for ₹460. What is the profit per cent?
  19. 19.The price of a water bottle changed from ₹25 to ₹40. What is the percentage increase?
  20. 20.A cycle costs ₹1200. It is sold at a 40% profit. What is the selling price (in ₹)?
  21. 21.A shopkeeper buys a cycle for ₹1750 and sells it for ₹1850. What is the profit (in ₹)?
  22. 22.What is 65% of 820?
  23. 23.A cycle bought for ₹1100 is sold for ₹935. What is the loss per cent?
  24. 24.What is the amount (principal + simple interest) on ₹5400 at 11% per year for 1 year (in ₹)?
  25. 25.What is 45% of 920?
  26. 26.What is 15% of 80?
  27. 27.What is the simple interest on ₹3200 at 8% per year for 1 year (in ₹)?
  28. 28.What is the simple interest on ₹8000 at 2% per year for 5 years (in ₹)?
  29. 29.What is the simple interest on ₹1900 at 9% per year for 2 years (in ₹)?
  30. 30.What is 65% of 840?
  31. 31.A cricket kit bought for ₹3700 is sold for ₹3330. What is the loss per cent?
  32. 32.The price of a bus pass changed from ₹80 to ₹144. What is the percentage increase?
  33. 33.The price of a school bag changed from ₹40 to ₹56. What is the percentage increase?
  34. 34.A cycle bought for ₹600 is sold for ₹720. What is the profit per cent?
  35. 35.What is the amount (principal + simple interest) on ₹3600 at 9% per year for 1 year (in ₹)?
  36. 36.A shopkeeper buys a fan for ₹2800 and sells it for ₹2570. What is the loss (in ₹)?
  37. 37.A cricket kit bought for ₹2800 is sold for ₹3136. What is the profit per cent?
  38. 38.What is the amount (principal + simple interest) on ₹6200 at 10% per year for 2 years (in ₹)?
  39. 39.What is the amount (principal + simple interest) on ₹5200 at 6% per year for 1 year (in ₹)?
  40. 40.What is 30% of 800?

Answer key

  1. 960
  2. 20
  3. 30
  4. 280
  5. 708
  6. 738
  7. 928
  8. 3888
  9. 20
  10. 130
  11. 258
  12. 130
  13. 1170
  14. 432
  15. 10
  16. 4800
  17. 102
  18. 15
  19. 60
  20. 1680
  21. 100
  22. 533
  23. 15
  24. 5994
  25. 414
  26. 12
  27. 256
  28. 800
  29. 342
  30. 546
  31. 10
  32. 80
  33. 40
  34. 20
  35. 3924
  36. 230
  37. 12
  38. 7440
  39. 5512
  40. 240

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