Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 819 · 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 watch bought for ₹2900 is sold for ₹4060. What is the profit per cent?
2. 2.A mobile phone costs ₹3500. It is sold at a 10% loss. What is the selling price (in ₹)?
3. 3.What is the amount (principal + simple interest) on ₹9600 at 11% per year for 1 year (in ₹)?
4. 4.What is the amount (principal + simple interest) on ₹3100 at 2% per year for 2 years (in ₹)?
5. 5.A shopkeeper buys a cooler for ₹900 and sells it for ₹620. What is the loss (in ₹)?
6. 6.A fan costs ₹900. It is sold at a 25% profit. What is the selling price (in ₹)?
7. 7.The price of a pair of shoes changed from ₹100 to ₹150. What is the percentage increase?
8. 8.What is the amount (principal + simple interest) on ₹9500 at 5% per year for 4 years (in ₹)?
9. 9.A shopkeeper buys a watch for ₹2600 and sells it for ₹2770. What is the profit (in ₹)?
10. 10.The price of a water bottle changed from ₹80 to ₹84. What is the percentage increase?
11. 11.A cycle bought for ₹3100 is sold for ₹2480. What is the loss per cent?
12. 12.A shopkeeper buys a cycle for ₹750 and sells it for ₹980. What is the profit (in ₹)?
13. 13.The price of a school bag changed from ₹200 to ₹100. What is the percentage decrease?
14. 14.What is 35% of 160?
15. 15.What is 20% of 740?
16. 16.A watch bought for ₹3400 is sold for ₹5100. What is the profit per cent?
17. 17.The price of a pair of shoes changed from ₹100 to ₹10. What is the percentage decrease?
18. 18.What is the amount (principal + simple interest) on ₹1800 at 9% per year for 4 years (in ₹)?
19. 19.The price of a bus pass changed from ₹25 to ₹20. What is the percentage decrease?
20. 20.What is the amount (principal + simple interest) on ₹7400 at 7% per year for 1 year (in ₹)?
21. 21.What is the amount (principal + simple interest) on ₹7900 at 3% per year for 4 years (in ₹)?
22. 22.A fan bought for ₹2900 is sold for ₹2320. What is the loss per cent?
23. 23.What is 5% of 60?
24. 24.A shopkeeper buys a cricket kit for ₹2400 and sells it for ₹2480. What is the profit (in ₹)?
25. 25.The price of a cricket ball changed from ₹50 to ₹45. What is the percentage decrease?
26. 26.The price of a box of mangoes changed from ₹200 to ₹160. What is the percentage decrease?
27. 27.A cricket kit bought for ₹2200 is sold for ₹1980. What is the loss per cent?
28. 28.A cycle costs ₹300. It is sold at a 30% loss. What is the selling price (in ₹)?
29. 29.What is the simple interest on ₹2100 at 9% per year for 2 years (in ₹)?
30. 30.The price of a pair of shoes changed from ₹200 to ₹180. What is the percentage decrease?
31. 31.What is 40% of 760?
32. 32.The price of a water bottle changed from ₹80 to ₹104. What is the percentage increase?
33. 33.What is 55% of 660?
34. 34.What is the amount (principal + simple interest) on ₹9900 at 5% per year for 1 year (in ₹)?
35. 35.The price of a bus pass changed from ₹200 to ₹80. What is the percentage decrease?
36. 36.What is the amount (principal + simple interest) on ₹8600 at 7% per year for 4 years (in ₹)?
37. 37.A shopkeeper buys a cycle for ₹2700 and sells it for ₹2540. What is the loss (in ₹)?
38. 38.A cycle bought for ₹1900 is sold for ₹2185. What is the profit per cent?
39. 39.What is 90% of 280?
40. 40.What is 55% of 760?

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