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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 653 · 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 ₹8400 at 3% per year for 3 years (in ₹)?
  2. 2.A cycle costs ₹4000. It is sold at a 10% profit. What is the selling price (in ₹)?
  3. 3.What is 75% of 260?
  4. 4.A table costs ₹900. It is sold at a 50% profit. What is the selling price (in ₹)?
  5. 5.The price of a box of mangoes changed from ₹100 to ₹190. What is the percentage increase?
  6. 6.A table bought for ₹2800 is sold for ₹2380. What is the loss per cent?
  7. 7.What is 25% of 420?
  8. 8.What is 10% of 820?
  9. 9.A mobile phone bought for ₹1700 is sold for ₹1190. What is the loss per cent?
  10. 10.A shopkeeper buys a cooler for ₹2300 and sells it for ₹2310. What is the profit (in ₹)?
  11. 11.A shopkeeper buys a cooler for ₹800 and sells it for ₹780. What is the loss (in ₹)?
  12. 12.The price of a water bottle changed from ₹50 to ₹55. What is the percentage increase?
  13. 13.The price of a box of mangoes changed from ₹500 to ₹475. What is the percentage decrease?
  14. 14.What is the amount (principal + simple interest) on ₹5900 at 4% per year for 5 years (in ₹)?
  15. 15.A shopkeeper buys a watch for ₹2500 and sells it for ₹2640. What is the profit (in ₹)?
  16. 16.A shopkeeper buys a cricket kit for ₹600 and sells it for ₹640. What is the profit (in ₹)?
  17. 17.What is 85% of 80?
  18. 18.The price of a pair of shoes changed from ₹400 to ₹440. What is the percentage increase?
  19. 19.A watch bought for ₹1200 is sold for ₹1440. What is the profit per cent?
  20. 20.What is the amount (principal + simple interest) on ₹1400 at 7% per year for 2 years (in ₹)?
  21. 21.A sewing machine costs ₹500. It is sold at a 40% profit. What is the selling price (in ₹)?
  22. 22.What is 40% of 920?
  23. 23.What is 70% of 800?
  24. 24.A shopkeeper buys a cycle for ₹2300 and sells it for ₹2240. What is the loss (in ₹)?
  25. 25.A shopkeeper buys a cycle for ₹750 and sells it for ₹800. What is the profit (in ₹)?
  26. 26.What is the simple interest on ₹4000 at 3% per year for 3 years (in ₹)?
  27. 27.A shopkeeper buys a watch for ₹1550 and sells it for ₹1530. What is the loss (in ₹)?
  28. 28.A watch bought for ₹300 is sold for ₹210. What is the loss per cent?
  29. 29.A shopkeeper buys a cycle for ₹300 and sells it for ₹40. What is the loss (in ₹)?
  30. 30.What is the amount (principal + simple interest) on ₹7700 at 9% per year for 5 years (in ₹)?
  31. 31.What is the simple interest on ₹9200 at 4% per year for 1 year (in ₹)?
  32. 32.The price of a pair of shoes changed from ₹500 to ₹510. What is the percentage increase?
  33. 33.A shopkeeper buys a cycle for ₹1000 and sells it for ₹730. What is the loss (in ₹)?
  34. 34.What is the simple interest on ₹500 at 5% per year for 1 year (in ₹)?
  35. 35.A table bought for ₹1700 is sold for ₹1275. What is the loss per cent?
  36. 36.A shopkeeper buys a cooler for ₹1400 and sells it for ₹1360. What is the loss (in ₹)?
  37. 37.A sewing machine costs ₹2900. It is sold at a 10% loss. What is the selling price (in ₹)?
  38. 38.What is the simple interest on ₹3100 at 12% per year for 2 years (in ₹)?
  39. 39.What is the amount (principal + simple interest) on ₹5400 at 7% per year for 1 year (in ₹)?
  40. 40.A table bought for ₹600 is sold for ₹528. What is the loss per cent?

Answer key

  1. 756
  2. 4400
  3. 195
  4. 1350
  5. 90
  6. 15
  7. 105
  8. 82
  9. 30
  10. 10
  11. 20
  12. 10
  13. 5
  14. 7080
  15. 140
  16. 40
  17. 68
  18. 10
  19. 20
  20. 1596
  21. 700
  22. 368
  23. 560
  24. 60
  25. 50
  26. 360
  27. 20
  28. 30
  29. 260
  30. 11165
  31. 368
  32. 2
  33. 270
  34. 25
  35. 25
  36. 40
  37. 2610
  38. 744
  39. 5778
  40. 12

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