Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 299 · 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 ₹3100 is sold for ₹2170. What is the loss per cent?
2. 2.A cycle costs ₹4000. It is sold at a 20% loss. What is the selling price (in ₹)?
3. 3.A shopkeeper buys a cycle for ₹1450 and sells it for ₹1750. What is the profit (in ₹)?
4. 4.A sewing machine bought for ₹1200 is sold for ₹1500. What is the profit per cent?
5. 5.What is 20% of 1000?
6. 6.A shopkeeper buys a cricket kit for ₹350 and sells it for ₹310. What is the loss (in ₹)?
7. 7.What is the amount (principal + simple interest) on ₹9000 at 11% per year for 2 years (in ₹)?
8. 8.A shopkeeper buys a watch for ₹550 and sells it for ₹780. What is the profit (in ₹)?
9. 9.A table costs ₹800. It is sold at a 25% loss. What is the selling price (in ₹)?
10. 10.A shopkeeper buys a table for ₹450 and sells it for ₹610. What is the profit (in ₹)?
11. 11.What is 35% of 680?
12. 12.A cooler bought for ₹3400 is sold for ₹3808. What is the profit per cent?
13. 13.A shopkeeper buys a watch for ₹1300 and sells it for ₹1310. What is the profit (in ₹)?
14. 14.The price of a pair of shoes changed from ₹400 to ₹500. What is the percentage increase?
15. 15.The price of a cricket ball changed from ₹80 to ₹8. What is the percentage decrease?
16. 16.The price of a pair of shoes changed from ₹100 to ₹98. What is the percentage decrease?
17. 17.A mobile phone bought for ₹3100 is sold for ₹2170. What is the loss per cent?
18. 18.What is the amount (principal + simple interest) on ₹3500 at 2% per year for 3 years (in ₹)?
19. 19.A fan bought for ₹1300 is sold for ₹650. What is the loss per cent?
20. 20.What is the simple interest on ₹3400 at 10% per year for 2 years (in ₹)?
21. 21.A table bought for ₹3500 is sold for ₹5250. What is the profit per cent?
22. 22.A shopkeeper buys a watch for ₹1750 and sells it for ₹1450. What is the loss (in ₹)?
23. 23.What is the simple interest on ₹7800 at 2% per year for 5 years (in ₹)?
24. 24.The price of a water bottle changed from ₹50 to ₹90. What is the percentage increase?
25. 25.What is the amount (principal + simple interest) on ₹10000 at 4% per year for 1 year (in ₹)?
26. 26.What is 10% of 900?
27. 27.What is the amount (principal + simple interest) on ₹2900 at 5% per year for 4 years (in ₹)?
28. 28.The price of a cricket ball changed from ₹50 to ₹65. What is the percentage increase?
29. 29.The price of a school bag changed from ₹80 to ₹104. What is the percentage increase?
30. 30.A mobile phone bought for ₹2400 is sold for ₹2688. What is the profit per cent?
31. 31.What is 15% of 480?
32. 32.A shopkeeper buys a cooler for ₹1950 and sells it for ₹1910. What is the loss (in ₹)?
33. 33.What is the simple interest on ₹10000 at 3% per year for 5 years (in ₹)?
34. 34.What is 45% of 360?
35. 35.A cricket kit bought for ₹500 is sold for ₹560. What is the profit per cent?
36. 36.What is 60% of 960?
37. 37.What is the simple interest on ₹800 at 5% per year for 5 years (in ₹)?
38. 38.A shopkeeper buys a mobile phone for ₹450 and sells it for ₹750. What is the profit (in ₹)?
39. 39.What is the amount (principal + simple interest) on ₹7400 at 5% per year for 2 years (in ₹)?
40. 40.A sewing machine bought for ₹2800 is sold for ₹2660. What is the loss per cent?

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