Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 129 · 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 cricket kit costs ₹3500. It is sold at a 50% profit. What is the selling price (in ₹)?
2. 2.A shopkeeper buys a watch for ₹1350 and sells it for ₹1380. What is the profit (in ₹)?
3. 3.A shopkeeper buys a table for ₹1100 and sells it for ₹1330. What is the profit (in ₹)?
4. 4.What is 25% of 360?
5. 5.A shopkeeper buys a cricket kit for ₹750 and sells it for ₹910. What is the profit (in ₹)?
6. 6.What is the amount (principal + simple interest) on ₹10000 at 7% per year for 3 years (in ₹)?
7. 7.A shopkeeper buys a watch for ₹300 and sells it for ₹260. What is the loss (in ₹)?
8. 8.What is 45% of 300?
9. 9.What is 65% of 980?
10. 10.A mobile phone costs ₹500. It is sold at a 12% loss. What is the selling price (in ₹)?
11. 11.What is the amount (principal + simple interest) on ₹9800 at 3% per year for 3 years (in ₹)?
12. 12.What is the simple interest on ₹2600 at 4% per year for 4 years (in ₹)?
13. 13.A watch bought for ₹300 is sold for ₹270. What is the loss per cent?
14. 14.What is 20% of 260?
15. 15.The price of a water bottle changed from ₹80 to ₹20. What is the percentage decrease?
16. 16.What is 90% of 40?
17. 17.What is the amount (principal + simple interest) on ₹2100 at 11% per year for 2 years (in ₹)?
18. 18.A sewing machine bought for ₹300 is sold for ₹270. What is the loss per cent?
19. 19.What is the amount (principal + simple interest) on ₹5700 at 3% per year for 2 years (in ₹)?
20. 20.What is the amount (principal + simple interest) on ₹3000 at 8% per year for 5 years (in ₹)?
21. 21.What is 45% of 160?
22. 22.What is 65% of 260?
23. 23.The price of a cricket ball changed from ₹80 to ₹84. What is the percentage increase?
24. 24.A cycle bought for ₹2400 is sold for ₹2520. What is the profit per cent?
25. 25.The price of a pair of shoes changed from ₹80 to ₹56. What is the percentage decrease?
26. 26.A table bought for ₹1300 is sold for ₹1690. What is the profit per cent?
27. 27.What is 60% of 540?
28. 28.The price of a bus pass changed from ₹50 to ₹90. What is the percentage increase?
29. 29.A cricket kit costs ₹1400. It is sold at a 15% profit. What is the selling price (in ₹)?
30. 30.A shopkeeper buys a cricket kit for ₹2850 and sells it for ₹3060. What is the profit (in ₹)?
31. 31.A shopkeeper buys a mobile phone for ₹1600 and sells it for ₹1680. What is the profit (in ₹)?
32. 32.A shopkeeper buys a table for ₹2150 and sells it for ₹2140. What is the loss (in ₹)?
33. 33.A shopkeeper buys a mobile phone for ₹1950 and sells it for ₹2250. What is the profit (in ₹)?
34. 34.What is 10% of 940?
35. 35.A fan bought for ₹2000 is sold for ₹2200. What is the profit per cent?
36. 36.A shopkeeper buys a cycle for ₹2300 and sells it for ₹2390. What is the profit (in ₹)?
37. 37.What is 20% of 640?
38. 38.A cricket kit bought for ₹4000 is sold for ₹3800. What is the loss per cent?
39. 39.A mobile phone costs ₹1800. It is sold at a 20% profit. What is the selling price (in ₹)?
40. 40.The price of a bus pass changed from ₹100 to ₹110. What is the percentage increase?

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