Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 58 · 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 box of mangoes changed from ₹50 to ₹35. What is the percentage decrease?
2. 2.What is 85% of 240?
3. 3.The price of a school bag changed from ₹40 to ₹16. What is the percentage decrease?
4. 4.A shopkeeper buys a fan for ₹1950 and sells it for ₹2000. What is the profit (in ₹)?
5. 5.What is 95% of 940?
6. 6.A cycle bought for ₹400 is sold for ₹352. What is the loss per cent?
7. 7.What is 25% of 40?
8. 8.A watch bought for ₹3200 is sold for ₹3680. What is the profit per cent?
9. 9.A shopkeeper buys a fan for ₹1800 and sells it for ₹2050. What is the profit (in ₹)?
10. 10.A watch bought for ₹3600 is sold for ₹3780. What is the profit per cent?
11. 11.What is the simple interest on ₹2100 at 2% per year for 1 year (in ₹)?
12. 12.What is the simple interest on ₹8600 at 5% per year for 1 year (in ₹)?
13. 13.A shopkeeper buys a cricket kit for ₹2700 and sells it for ₹2660. What is the loss (in ₹)?
14. 14.The price of a bus pass changed from ₹25 to ₹35. What is the percentage increase?
15. 15.What is the amount (principal + simple interest) on ₹8800 at 10% per year for 1 year (in ₹)?
16. 16.A shopkeeper buys a watch for ₹2650 and sells it for ₹2740. What is the profit (in ₹)?
17. 17.What is the amount (principal + simple interest) on ₹1600 at 7% per year for 5 years (in ₹)?
18. 18.A shopkeeper buys a table for ₹1500 and sells it for ₹1590. What is the profit (in ₹)?
19. 19.The price of a pair of shoes changed from ₹400 to ₹640. What is the percentage increase?
20. 20.The price of a pair of shoes changed from ₹200 to ₹204. What is the percentage increase?
21. 21.The price of a water bottle changed from ₹25 to ₹10. What is the percentage decrease?
22. 22.The price of a water bottle changed from ₹500 to ₹510. What is the percentage increase?
23. 23.A shopkeeper buys a mobile phone for ₹250 and sells it for ₹130. What is the loss (in ₹)?
24. 24.A fan costs ₹3000. It is sold at a 12% loss. What is the selling price (in ₹)?
25. 25.A shopkeeper buys a cycle for ₹1350 and sells it for ₹1090. What is the loss (in ₹)?
26. 26.What is the amount (principal + simple interest) on ₹2300 at 9% per year for 2 years (in ₹)?
27. 27.What is 45% of 320?
28. 28.A shopkeeper buys a fan for ₹750 and sells it for ₹920. What is the profit (in ₹)?
29. 29.What is the simple interest on ₹4200 at 8% per year for 2 years (in ₹)?
30. 30.What is the amount (principal + simple interest) on ₹9700 at 5% per year for 4 years (in ₹)?
31. 31.A shopkeeper buys a sewing machine for ₹2800 and sells it for ₹3000. What is the profit (in ₹)?
32. 32.The price of a cricket ball changed from ₹200 to ₹280. What is the percentage increase?
33. 33.A fan bought for ₹900 is sold for ₹990. What is the profit per cent?
34. 34.A shopkeeper buys a cricket kit for ₹1250 and sells it for ₹1330. What is the profit (in ₹)?
35. 35.What is the amount (principal + simple interest) on ₹4200 at 7% per year for 5 years (in ₹)?
36. 36.A cooler costs ₹3400. It is sold at a 10% profit. What is the selling price (in ₹)?
37. 37.What is the simple interest on ₹5500 at 5% per year for 1 year (in ₹)?
38. 38.A shopkeeper buys a cooler for ₹1250 and sells it for ₹1460. What is the profit (in ₹)?
39. 39.What is the simple interest on ₹8000 at 12% per year for 2 years (in ₹)?
40. 40.A cycle bought for ₹1800 is sold for ₹1710. What is the loss per cent?

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