Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 729 · 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.The price of a cricket ball changed from ₹40 to ₹16. What is the percentage decrease?
2. 2.What is the amount (principal + simple interest) on ₹2000 at 11% per year for 3 years (in ₹)?
3. 3.What is 5% of 360?
4. 4.What is 75% of 400?
5. 5.What is the amount (principal + simple interest) on ₹3200 at 12% per year for 4 years (in ₹)?
6. 6.A shopkeeper buys a cycle for ₹2550 and sells it for ₹2380. What is the loss (in ₹)?
7. 7.A shopkeeper buys a mobile phone for ₹1950 and sells it for ₹1930. What is the loss (in ₹)?
8. 8.What is the amount (principal + simple interest) on ₹5900 at 5% per year for 5 years (in ₹)?
9. 9.What is the amount (principal + simple interest) on ₹5800 at 11% per year for 1 year (in ₹)?
10. 10.A sewing machine bought for ₹3800 is sold for ₹4940. What is the profit per cent?
11. 11.The price of a cricket ball changed from ₹20 to ₹35. What is the percentage increase?
12. 12.A sewing machine costs ₹400. It is sold at a 25% loss. What is the selling price (in ₹)?
13. 13.A shopkeeper buys a watch for ₹1000 and sells it for ₹1080. What is the profit (in ₹)?
14. 14.A cooler costs ₹1200. It is sold at a 5% loss. What is the selling price (in ₹)?
15. 15.What is the amount (principal + simple interest) on ₹2800 at 3% per year for 4 years (in ₹)?
16. 16.The price of a pair of shoes changed from ₹500 to ₹650. What is the percentage increase?
17. 17.What is the amount (principal + simple interest) on ₹700 at 7% per year for 1 year (in ₹)?
18. 18.What is the simple interest on ₹1200 at 7% per year for 1 year (in ₹)?
19. 19.A shopkeeper buys a fan for ₹1950 and sells it for ₹1720. What is the loss (in ₹)?
20. 20.What is 60% of 940?
21. 21.A sewing machine costs ₹2200. It is sold at a 5% loss. What is the selling price (in ₹)?
22. 22.A shopkeeper buys a fan for ₹550 and sells it for ₹290. What is the loss (in ₹)?
23. 23.The price of a bus pass changed from ₹500 to ₹200. What is the percentage decrease?
24. 24.A shopkeeper buys a cycle for ₹400 and sells it for ₹510. What is the profit (in ₹)?
25. 25.What is the amount (principal + simple interest) on ₹2800 at 9% per year for 5 years (in ₹)?
26. 26.What is the amount (principal + simple interest) on ₹9000 at 10% per year for 1 year (in ₹)?
27. 27.A shopkeeper buys a fan for ₹2000 and sells it for ₹1730. What is the loss (in ₹)?
28. 28.What is 65% of 700?
29. 29.What is 85% of 440?
30. 30.A cooler costs ₹400. It is sold at a 30% profit. What is the selling price (in ₹)?
31. 31.A sewing machine costs ₹300. It is sold at a 15% loss. What is the selling price (in ₹)?
32. 32.A cycle costs ₹3700. It is sold at a 12% profit. What is the selling price (in ₹)?
33. 33.A shopkeeper buys a cycle for ₹2050 and sells it for ₹2260. What is the profit (in ₹)?
34. 34.What is the simple interest on ₹8800 at 3% per year for 1 year (in ₹)?
35. 35.A cooler costs ₹2300. It is sold at a 20% profit. What is the selling price (in ₹)?
36. 36.A shopkeeper buys a fan for ₹2950 and sells it for ₹2700. What is the loss (in ₹)?
37. 37.What is the simple interest on ₹7600 at 5% per year for 1 year (in ₹)?
38. 38.A shopkeeper buys a cricket kit for ₹1950 and sells it for ₹2140. What is the profit (in ₹)?
39. 39.A table costs ₹1900. It is sold at a 20% loss. What is the selling price (in ₹)?
40. 40.What is the amount (principal + simple interest) on ₹3700 at 9% per year for 4 years (in ₹)?

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