Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 992 · 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 sewing machine bought for ₹1900 is sold for ₹1330. What is the loss per cent?
2. 2.A shopkeeper buys a cycle for ₹700 and sells it for ₹830. What is the profit (in ₹)?
3. 3.A shopkeeper buys a watch for ₹1100 and sells it for ₹980. What is the loss (in ₹)?
4. 4.A table costs ₹300. It is sold at a 5% profit. What is the selling price (in ₹)?
5. 5.A fan costs ₹3200. It is sold at a 50% loss. What is the selling price (in ₹)?
6. 6.What is 70% of 480?
7. 7.A fan bought for ₹3600 is sold for ₹2160. What is the loss per cent?
8. 8.A fan bought for ₹2500 is sold for ₹2250. What is the loss per cent?
9. 9.What is the simple interest on ₹8900 at 8% per year for 4 years (in ₹)?
10. 10.What is the amount (principal + simple interest) on ₹2700 at 8% per year for 4 years (in ₹)?
11. 11.The price of a school bag changed from ₹40 to ₹8. What is the percentage decrease?
12. 12.A shopkeeper buys a cricket kit for ₹350 and sells it for ₹260. What is the loss (in ₹)?
13. 13.What is the amount (principal + simple interest) on ₹1300 at 2% per year for 4 years (in ₹)?
14. 14.A shopkeeper buys a mobile phone for ₹2250 and sells it for ₹2100. What is the loss (in ₹)?
15. 15.What is 5% of 660?
16. 16.A watch bought for ₹2000 is sold for ₹1500. What is the loss per cent?
17. 17.The price of a school bag changed from ₹40 to ₹50. What is the percentage increase?
18. 18.A shopkeeper buys a cricket kit for ₹700 and sells it for ₹670. What is the loss (in ₹)?
19. 19.What is the amount (principal + simple interest) on ₹2600 at 8% per year for 3 years (in ₹)?
20. 20.A watch bought for ₹1200 is sold for ₹1800. What is the profit per cent?
21. 21.A shopkeeper buys a cricket kit for ₹450 and sells it for ₹460. What is the profit (in ₹)?
22. 22.A shopkeeper buys a fan for ₹1950 and sells it for ₹1960. What is the profit (in ₹)?
23. 23.What is 5% of 300?
24. 24.What is 30% of 600?
25. 25.What is the amount (principal + simple interest) on ₹2400 at 4% per year for 2 years (in ₹)?
26. 26.A shopkeeper buys a cycle for ₹600 and sells it for ₹670. What is the profit (in ₹)?
27. 27.A cricket kit costs ₹1100. It is sold at a 15% loss. What is the selling price (in ₹)?
28. 28.What is the amount (principal + simple interest) on ₹3000 at 12% per year for 1 year (in ₹)?
29. 29.What is 60% of 860?
30. 30.The price of a box of mangoes changed from ₹50 to ₹70. What is the percentage increase?
31. 31.A shopkeeper buys a table for ₹350 and sells it for ₹180. What is the loss (in ₹)?
32. 32.The price of a box of mangoes changed from ₹400 to ₹700. What is the percentage increase?
33. 33.The price of a box of mangoes changed from ₹20 to ₹32. What is the percentage increase?
34. 34.What is the simple interest on ₹800 at 3% per year for 5 years (in ₹)?
35. 35.What is the simple interest on ₹3800 at 9% per year for 4 years (in ₹)?
36. 36.What is the simple interest on ₹8300 at 3% per year for 1 year (in ₹)?
37. 37.What is the amount (principal + simple interest) on ₹3500 at 7% per year for 2 years (in ₹)?
38. 38.What is 30% of 340?
39. 39.What is 60% of 960?
40. 40.A mobile phone bought for ₹1800 is sold for ₹1584. What is the loss per cent?

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