Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 821 · 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.What is the simple interest on ₹9500 at 4% per year for 1 year (in ₹)?
2. 2.What is the amount (principal + simple interest) on ₹500 at 4% per year for 3 years (in ₹)?
3. 3.The price of a pair of shoes changed from ₹80 to ₹16. What is the percentage decrease?
4. 4.What is 30% of 580?
5. 5.A shopkeeper buys a cooler for ₹1450 and sells it for ₹1190. What is the loss (in ₹)?
6. 6.A shopkeeper buys a fan for ₹300 and sells it for ₹280. What is the loss (in ₹)?
7. 7.A watch bought for ₹3000 is sold for ₹4500. What is the profit per cent?
8. 8.What is 10% of 340?
9. 9.A cycle costs ₹2900. It is sold at a 15% loss. What is the selling price (in ₹)?
10. 10.A cycle bought for ₹3000 is sold for ₹1800. What is the loss per cent?
11. 11.What is the amount (principal + simple interest) on ₹6800 at 4% per year for 5 years (in ₹)?
12. 12.A shopkeeper buys a cooler for ₹1300 and sells it for ₹1290. What is the loss (in ₹)?
13. 13.What is 65% of 40?
14. 14.What is the simple interest on ₹2400 at 5% per year for 1 year (in ₹)?
15. 15.A shopkeeper buys a mobile phone for ₹1000 and sells it for ₹900. What is the loss (in ₹)?
16. 16.A cricket kit bought for ₹1900 is sold for ₹1615. What is the loss per cent?
17. 17.The price of a cricket ball changed from ₹80 to ₹100. What is the percentage increase?
18. 18.A shopkeeper buys a mobile phone for ₹550 and sells it for ₹380. What is the loss (in ₹)?
19. 19.What is 20% of 40?
20. 20.What is the amount (principal + simple interest) on ₹8000 at 7% per year for 2 years (in ₹)?
21. 21.What is the simple interest on ₹8300 at 8% per year for 5 years (in ₹)?
22. 22.A watch costs ₹2900. It is sold at a 20% loss. What is the selling price (in ₹)?
23. 23.What is the amount (principal + simple interest) on ₹6100 at 2% per year for 1 year (in ₹)?
24. 24.What is the simple interest on ₹7800 at 2% per year for 2 years (in ₹)?
25. 25.A watch bought for ₹1100 is sold for ₹1430. What is the profit per cent?
26. 26.A fan bought for ₹3300 is sold for ₹3630. What is the profit per cent?
27. 27.What is the simple interest on ₹9100 at 9% per year for 1 year (in ₹)?
28. 28.What is the simple interest on ₹500 at 3% per year for 5 years (in ₹)?
29. 29.What is 65% of 720?
30. 30.The price of a school bag changed from ₹400 to ₹100. What is the percentage decrease?
31. 31.A shopkeeper buys a mobile phone for ₹2250 and sells it for ₹2070. What is the loss (in ₹)?
32. 32.A shopkeeper buys a fan for ₹2700 and sells it for ₹2830. What is the profit (in ₹)?
33. 33.A shopkeeper buys a watch for ₹900 and sells it for ₹1080. What is the profit (in ₹)?
34. 34.A cooler costs ₹2600. It is sold at a 12% profit. What is the selling price (in ₹)?
35. 35.What is 20% of 720?
36. 36.A fan bought for ₹1000 is sold for ₹1120. What is the profit per cent?
37. 37.A fan costs ₹2300. It is sold at a 40% loss. What is the selling price (in ₹)?
38. 38.What is the amount (principal + simple interest) on ₹1000 at 12% per year for 3 years (in ₹)?
39. 39.A shopkeeper buys a cricket kit for ₹1650 and sells it for ₹1760. What is the profit (in ₹)?
40. 40.What is 90% of 220?

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