Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 81 · 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 cricket kit for ₹1450 and sells it for ₹1410. What is the loss (in ₹)?
2. 2.A fan bought for ₹3900 is sold for ₹4290. What is the profit per cent?
3. 3.What is the amount (principal + simple interest) on ₹9300 at 5% per year for 5 years (in ₹)?
4. 4.What is 75% of 940?
5. 5.A table bought for ₹400 is sold for ₹480. What is the profit per cent?
6. 6.What is 90% of 780?
7. 7.What is the simple interest on ₹2800 at 11% per year for 2 years (in ₹)?
8. 8.The price of a cricket ball changed from ₹200 to ₹350. What is the percentage increase?
9. 9.The price of a water bottle changed from ₹200 to ₹50. What is the percentage decrease?
10. 10.What is the simple interest on ₹4400 at 11% per year for 1 year (in ₹)?
11. 11.A shopkeeper buys a cooler for ₹2550 and sells it for ₹2540. What is the loss (in ₹)?
12. 12.The price of a cricket ball changed from ₹25 to ₹30. What is the percentage increase?
13. 13.What is 65% of 300?
14. 14.A shopkeeper buys a mobile phone for ₹500 and sells it for ₹420. What is the loss (in ₹)?
15. 15.A shopkeeper buys a fan for ₹2750 and sells it for ₹2510. What is the loss (in ₹)?
16. 16.A fan costs ₹1600. It is sold at a 40% profit. What is the selling price (in ₹)?
17. 17.A cycle bought for ₹2600 is sold for ₹2860. What is the profit per cent?
18. 18.What is 90% of 620?
19. 19.The price of a bus pass changed from ₹20 to ₹25. What is the percentage increase?
20. 20.The price of a box of mangoes changed from ₹20 to ₹24. What is the percentage increase?
21. 21.A mobile phone costs ₹2800. It is sold at a 30% profit. What is the selling price (in ₹)?
22. 22.A shopkeeper buys a cricket kit for ₹2100 and sells it for ₹2020. What is the loss (in ₹)?
23. 23.What is the amount (principal + simple interest) on ₹2600 at 5% per year for 2 years (in ₹)?
24. 24.What is 75% of 720?
25. 25.The price of a school bag changed from ₹25 to ₹10. What is the percentage decrease?
26. 26.What is the amount (principal + simple interest) on ₹1400 at 3% per year for 5 years (in ₹)?
27. 27.What is 70% of 940?
28. 28.What is the amount (principal + simple interest) on ₹4800 at 11% per year for 2 years (in ₹)?
29. 29.What is 85% of 520?
30. 30.What is 60% of 640?
31. 31.What is the simple interest on ₹8000 at 12% per year for 3 years (in ₹)?
32. 32.A cricket kit costs ₹800. It is sold at a 40% profit. What is the selling price (in ₹)?
33. 33.The price of a school bag changed from ₹80 to ₹100. What is the percentage increase?
34. 34.What is 75% of 580?
35. 35.What is 20% of 360?
36. 36.A cooler costs ₹1400. It is sold at a 25% profit. What is the selling price (in ₹)?
37. 37.A shopkeeper buys a table for ₹750 and sells it for ₹640. What is the loss (in ₹)?
38. 38.What is 55% of 100?
39. 39.A cricket kit bought for ₹1300 is sold for ₹1690. What is the profit per cent?
40. 40.A shopkeeper buys a cooler for ₹1000 and sells it for ₹820. What is the loss (in ₹)?

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