Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 554 · 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.The price of a school bag changed from ₹20 to ₹36. What is the percentage increase?
2. 2.What is the amount (principal + simple interest) on ₹500 at 2% per year for 3 years (in ₹)?
3. 3.The price of a cricket ball changed from ₹40 to ₹32. What is the percentage decrease?
4. 4.A shopkeeper buys a sewing machine for ₹850 and sells it for ₹610. What is the loss (in ₹)?
5. 5.A cooler bought for ₹1300 is sold for ₹1690. What is the profit per cent?
6. 6.A shopkeeper buys a cricket kit for ₹1700 and sells it for ₹1800. What is the profit (in ₹)?
7. 7.What is 80% of 620?
8. 8.The price of a school bag changed from ₹400 to ₹440. What is the percentage increase?
9. 9.What is the amount (principal + simple interest) on ₹1700 at 6% per year for 5 years (in ₹)?
10. 10.The price of a pair of shoes changed from ₹80 to ₹120. What is the percentage increase?
11. 11.A shopkeeper buys a table for ₹950 and sells it for ₹760. What is the loss (in ₹)?
12. 12.What is the simple interest on ₹8900 at 10% per year for 1 year (in ₹)?
13. 13.What is the simple interest on ₹2800 at 11% per year for 3 years (in ₹)?
14. 14.A cooler bought for ₹1300 is sold for ₹910. What is the loss per cent?
15. 15.What is 15% of 200?
16. 16.A cricket kit bought for ₹3800 is sold for ₹5700. What is the profit per cent?
17. 17.What is 95% of 460?
18. 18.A table bought for ₹200 is sold for ₹176. What is the loss per cent?
19. 19.A shopkeeper buys a table for ₹550 and sells it for ₹410. What is the loss (in ₹)?
20. 20.A cooler bought for ₹400 is sold for ₹500. What is the profit per cent?
21. 21.What is 45% of 860?
22. 22.The price of a school bag changed from ₹25 to ₹40. What is the percentage increase?
23. 23.The price of a pair of shoes changed from ₹200 to ₹120. What is the percentage decrease?
24. 24.A mobile phone bought for ₹3500 is sold for ₹3850. What is the profit per cent?
25. 25.A shopkeeper buys a watch for ₹950 and sells it for ₹940. What is the loss (in ₹)?
26. 26.What is 60% of 40?
27. 27.A shopkeeper buys a fan for ₹1500 and sells it for ₹1260. What is the loss (in ₹)?
28. 28.The price of a school bag changed from ₹100 to ₹140. What is the percentage increase?
29. 29.What is the simple interest on ₹9500 at 7% per year for 2 years (in ₹)?
30. 30.A fan bought for ₹2000 is sold for ₹2100. What is the profit per cent?
31. 31.What is 60% of 580?
32. 32.A shopkeeper buys a mobile phone for ₹3000 and sells it for ₹2920. What is the loss (in ₹)?
33. 33.What is the simple interest on ₹3500 at 5% per year for 3 years (in ₹)?
34. 34.A cycle bought for ₹2300 is sold for ₹2415. What is the profit per cent?
35. 35.What is the simple interest on ₹900 at 6% per year for 5 years (in ₹)?
36. 36.A cycle bought for ₹200 is sold for ₹140. What is the loss per cent?
37. 37.A shopkeeper buys a mobile phone for ₹1950 and sells it for ₹2250. What is the profit (in ₹)?
38. 38.A cycle bought for ₹200 is sold for ₹260. What is the profit per cent?
39. 39.A watch costs ₹1100. It is sold at a 50% profit. What is the selling price (in ₹)?
40. 40.What is the simple interest on ₹9900 at 11% per year for 5 years (in ₹)?

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