Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 388 · 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 shopkeeper buys a mobile phone for ₹300 and sells it for ₹70. What is the loss (in ₹)?
2. 2.A sewing machine bought for ₹2000 is sold for ₹1900. What is the loss per cent?
3. 3.A shopkeeper buys a mobile phone for ₹2000 and sells it for ₹2140. What is the profit (in ₹)?
4. 4.A watch bought for ₹3500 is sold for ₹3920. What is the profit per cent?
5. 5.A cooler bought for ₹3400 is sold for ₹4080. What is the profit per cent?
6. 6.What is 20% of 60?
7. 7.A shopkeeper buys a cycle for ₹1200 and sells it for ₹1230. What is the profit (in ₹)?
8. 8.A cycle costs ₹800. It is sold at a 40% loss. What is the selling price (in ₹)?
9. 9.What is the amount (principal + simple interest) on ₹2700 at 12% per year for 5 years (in ₹)?
10. 10.What is the simple interest on ₹6700 at 4% per year for 5 years (in ₹)?
11. 11.What is the simple interest on ₹3900 at 11% per year for 5 years (in ₹)?
12. 12.A cooler bought for ₹1900 is sold for ₹2850. What is the profit per cent?
13. 13.A shopkeeper buys a watch for ₹1650 and sells it for ₹1880. What is the profit (in ₹)?
14. 14.What is the amount (principal + simple interest) on ₹6100 at 5% per year for 4 years (in ₹)?
15. 15.A shopkeeper buys a sewing machine for ₹300 and sells it for ₹60. What is the loss (in ₹)?
16. 16.What is the amount (principal + simple interest) on ₹6900 at 10% per year for 4 years (in ₹)?
17. 17.What is the amount (principal + simple interest) on ₹2600 at 4% per year for 4 years (in ₹)?
18. 18.What is the amount (principal + simple interest) on ₹9000 at 8% per year for 5 years (in ₹)?
19. 19.What is the amount (principal + simple interest) on ₹6000 at 7% per year for 5 years (in ₹)?
20. 20.What is the amount (principal + simple interest) on ₹2000 at 12% per year for 1 year (in ₹)?
21. 21.A shopkeeper buys a fan for ₹1300 and sells it for ₹1310. What is the profit (in ₹)?
22. 22.What is 75% of 160?
23. 23.A shopkeeper buys a cycle for ₹1600 and sells it for ₹1470. What is the loss (in ₹)?
24. 24.What is the simple interest on ₹800 at 12% per year for 4 years (in ₹)?
25. 25.What is the amount (principal + simple interest) on ₹4900 at 3% per year for 4 years (in ₹)?
26. 26.A cycle costs ₹2400. It is sold at a 5% loss. What is the selling price (in ₹)?
27. 27.What is 55% of 180?
28. 28.What is 85% of 720?
29. 29.The price of a school bag changed from ₹500 to ₹525. What is the percentage increase?
30. 30.What is 60% of 400?
31. 31.A shopkeeper buys a fan for ₹600 and sells it for ₹670. What is the profit (in ₹)?
32. 32.The price of a cricket ball changed from ₹400 to ₹760. What is the percentage increase?
33. 33.A shopkeeper buys a cycle for ₹1950 and sells it for ₹1810. What is the loss (in ₹)?
34. 34.A sewing machine bought for ₹1500 is sold for ₹1950. What is the profit per cent?
35. 35.A table bought for ₹1400 is sold for ₹1750. What is the profit per cent?
36. 36.A shopkeeper buys a cycle for ₹2450 and sells it for ₹2680. What is the profit (in ₹)?
37. 37.What is 80% of 320?
38. 38.What is the simple interest on ₹7200 at 9% per year for 1 year (in ₹)?
39. 39.The price of a cricket ball changed from ₹500 to ₹510. What is the percentage increase?
40. 40.A cricket kit bought for ₹2300 is sold for ₹1840. What is the loss per cent?

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