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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 63 · 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.A shopkeeper buys a cricket kit for ₹650 and sells it for ₹480. What is the loss (in ₹)?
  2. 2.A watch bought for ₹3300 is sold for ₹3630. What is the profit per cent?
  3. 3.What is 75% of 300?
  4. 4.A shopkeeper buys a watch for ₹2400 and sells it for ₹2170. What is the loss (in ₹)?
  5. 5.A shopkeeper buys a cooler for ₹750 and sells it for ₹770. What is the profit (in ₹)?
  6. 6.A shopkeeper buys a table for ₹1650 and sells it for ₹1460. What is the loss (in ₹)?
  7. 7.A shopkeeper buys a cricket kit for ₹1250 and sells it for ₹1130. What is the loss (in ₹)?
  8. 8.What is the simple interest on ₹500 at 12% per year for 3 years (in ₹)?
  9. 9.A shopkeeper buys a cricket kit for ₹200 and sells it for ₹180. What is the loss (in ₹)?
  10. 10.A shopkeeper buys a mobile phone for ₹1450 and sells it for ₹1260. What is the loss (in ₹)?
  11. 11.A shopkeeper buys a sewing machine for ₹1450 and sells it for ₹1320. What is the loss (in ₹)?
  12. 12.What is 25% of 400?
  13. 13.What is 35% of 160?
  14. 14.A cooler bought for ₹200 is sold for ₹220. What is the profit per cent?
  15. 15.What is the simple interest on ₹8800 at 3% per year for 5 years (in ₹)?
  16. 16.What is the amount (principal + simple interest) on ₹5200 at 6% per year for 5 years (in ₹)?
  17. 17.A cycle bought for ₹1500 is sold for ₹1350. What is the loss per cent?
  18. 18.What is the simple interest on ₹3700 at 11% per year for 3 years (in ₹)?
  19. 19.A shopkeeper buys a cycle for ₹2500 and sells it for ₹2320. What is the loss (in ₹)?
  20. 20.A table costs ₹2000. It is sold at a 12% profit. What is the selling price (in ₹)?
  21. 21.A shopkeeper buys a fan for ₹1550 and sells it for ₹1630. What is the profit (in ₹)?
  22. 22.The price of a bus pass changed from ₹400 to ₹380. What is the percentage decrease?
  23. 23.What is the amount (principal + simple interest) on ₹8700 at 3% per year for 4 years (in ₹)?
  24. 24.What is 25% of 560?
  25. 25.What is the simple interest on ₹9700 at 8% per year for 1 year (in ₹)?
  26. 26.The price of a bus pass changed from ₹50 to ₹5. What is the percentage decrease?
  27. 27.A shopkeeper buys a sewing machine for ₹2450 and sells it for ₹2310. What is the loss (in ₹)?
  28. 28.What is the amount (principal + simple interest) on ₹8700 at 9% per year for 2 years (in ₹)?
  29. 29.What is 15% of 260?
  30. 30.What is the simple interest on ₹6000 at 7% per year for 1 year (in ₹)?
  31. 31.What is the amount (principal + simple interest) on ₹2100 at 5% per year for 2 years (in ₹)?
  32. 32.What is the amount (principal + simple interest) on ₹9800 at 9% per year for 4 years (in ₹)?
  33. 33.What is 75% of 320?
  34. 34.A cooler bought for ₹1000 is sold for ₹1120. What is the profit per cent?
  35. 35.What is the amount (principal + simple interest) on ₹3300 at 11% per year for 1 year (in ₹)?
  36. 36.What is the simple interest on ₹1700 at 6% per year for 2 years (in ₹)?
  37. 37.A shopkeeper buys a cycle for ₹2600 and sells it for ₹2620. What is the profit (in ₹)?
  38. 38.A table bought for ₹400 is sold for ₹360. What is the loss per cent?
  39. 39.What is the simple interest on ₹3500 at 3% per year for 4 years (in ₹)?
  40. 40.What is 25% of 180?

Answer key

  1. 170
  2. 10
  3. 225
  4. 230
  5. 20
  6. 190
  7. 120
  8. 180
  9. 20
  10. 190
  11. 130
  12. 100
  13. 56
  14. 10
  15. 1320
  16. 6760
  17. 10
  18. 1221
  19. 180
  20. 2240
  21. 80
  22. 5
  23. 9744
  24. 140
  25. 776
  26. 90
  27. 140
  28. 10266
  29. 39
  30. 420
  31. 2310
  32. 13328
  33. 240
  34. 12
  35. 3663
  36. 204
  37. 20
  38. 10
  39. 420
  40. 45

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