Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 347 · 40 sums

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.

1. 1.A fan bought for ₹1400 is sold for ₹1470. What is the profit per cent?
2. 2.The price of a bus pass changed from ₹50 to ₹40. What is the percentage decrease?
3. 3.A mobile phone costs ₹200. It is sold at a 5% profit. What is the selling price (in ₹)?
4. 4.What is 5% of 400?
5. 5.The price of a school bag changed from ₹200 to ₹210. What is the percentage increase?
6. 6.The price of a pair of shoes changed from ₹50 to ₹70. What is the percentage increase?
7. 7.A cooler bought for ₹900 is sold for ₹792. What is the loss per cent?
8. 8.A sewing machine costs ₹3600. It is sold at a 5% profit. What is the selling price (in ₹)?
9. 9.A mobile phone costs ₹600. It is sold at a 5% loss. What is the selling price (in ₹)?
10. 10.A cooler costs ₹2400. It is sold at a 10% loss. What is the selling price (in ₹)?
11. 11.A shopkeeper buys a cycle for ₹1100 and sells it for ₹990. What is the loss (in ₹)?
12. 12.A shopkeeper buys a cricket kit for ₹2000 and sells it for ₹2290. What is the profit (in ₹)?
13. 13.The price of a water bottle changed from ₹25 to ₹35. What is the percentage increase?
14. 14.What is 40% of 480?
15. 15.A shopkeeper buys a watch for ₹2500 and sells it for ₹2530. What is the profit (in ₹)?
16. 16.A cycle bought for ₹2100 is sold for ₹2520. What is the profit per cent?
17. 17.The price of a bus pass changed from ₹80 to ₹128. What is the percentage increase?
18. 18.A fan costs ₹2900. It is sold at a 20% loss. What is the selling price (in ₹)?
19. 19.What is 45% of 40?
20. 20.What is 85% of 560?
21. 21.What is 95% of 80?
22. 22.A shopkeeper buys a table for ₹2650 and sells it for ₹2810. What is the profit (in ₹)?
23. 23.The price of a pair of shoes changed from ₹25 to ₹30. What is the percentage increase?
24. 24.What is 90% of 580?
25. 25.A cycle bought for ₹3200 is sold for ₹3360. What is the profit per cent?
26. 26.The price of a school bag changed from ₹100 to ₹10. What is the percentage decrease?
27. 27.A shopkeeper buys a cycle for ₹250 and sells it for ₹50. What is the loss (in ₹)?
28. 28.The price of a box of mangoes changed from ₹80 to ₹56. What is the percentage decrease?
29. 29.A fan bought for ₹2900 is sold for ₹4350. What is the profit per cent?
30. 30.A fan costs ₹3100. It is sold at a 20% profit. What is the selling price (in ₹)?
31. 31.A shopkeeper buys a watch for ₹1750 and sells it for ₹2020. What is the profit (in ₹)?
32. 32.What is the amount (principal + simple interest) on ₹5300 at 3% per year for 2 years (in ₹)?
33. 33.The price of a water bottle changed from ₹80 to ₹140. What is the percentage increase?
34. 34.What is 75% of 800?
35. 35.A shopkeeper buys a fan for ₹650 and sells it for ₹550. What is the loss (in ₹)?
36. 36.What is the simple interest on ₹1800 at 10% per year for 3 years (in ₹)?
37. 37.A fan bought for ₹3200 is sold for ₹2560. What is the loss per cent?
38. 38.A watch costs ₹1600. It is sold at a 15% loss. What is the selling price (in ₹)?
39. 39.The price of a bus pass changed from ₹25 to ₹10. What is the percentage decrease?
40. 40.The price of a pair of shoes changed from ₹250 to ₹225. What is the percentage decrease?

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