Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 366 · 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 ₹40 to ₹48. What is the percentage increase?
2. 2.What is the amount (principal + simple interest) on ₹5000 at 5% per year for 4 years (in ₹)?
3. 3.What is the amount (principal + simple interest) on ₹5100 at 8% per year for 1 year (in ₹)?
4. 4.A shopkeeper buys a fan for ₹2600 and sells it for ₹2440. What is the loss (in ₹)?
5. 5.What is the simple interest on ₹6600 at 10% per year for 2 years (in ₹)?
6. 6.The price of a school bag changed from ₹250 to ₹300. What is the percentage increase?
7. 7.The price of a water bottle changed from ₹250 to ₹400. What is the percentage increase?
8. 8.The price of a pair of shoes changed from ₹20 to ₹35. What is the percentage increase?
9. 9.A cooler costs ₹3100. It is sold at a 40% profit. What is the selling price (in ₹)?
10. 10.What is the amount (principal + simple interest) on ₹7500 at 11% per year for 4 years (in ₹)?
11. 11.What is 10% of 120?
12. 12.What is the amount (principal + simple interest) on ₹7100 at 5% per year for 2 years (in ₹)?
13. 13.What is 95% of 380?
14. 14.What is the simple interest on ₹4800 at 7% per year for 4 years (in ₹)?
15. 15.A fan costs ₹3000. It is sold at a 5% profit. What is the selling price (in ₹)?
16. 16.What is the simple interest on ₹3100 at 4% per year for 2 years (in ₹)?
17. 17.What is the simple interest on ₹700 at 9% per year for 1 year (in ₹)?
18. 18.What is 25% of 940?
19. 19.What is the simple interest on ₹5400 at 12% per year for 5 years (in ₹)?
20. 20.What is 80% of 540?
21. 21.A mobile phone bought for ₹500 is sold for ₹300. What is the loss per cent?
22. 22.A mobile phone costs ₹3700. It is sold at a 15% profit. What is the selling price (in ₹)?
23. 23.The price of a cricket ball changed from ₹20 to ₹4. What is the percentage decrease?
24. 24.A shopkeeper buys a table for ₹1300 and sells it for ₹1370. What is the profit (in ₹)?
25. 25.What is the amount (principal + simple interest) on ₹6100 at 8% per year for 4 years (in ₹)?
26. 26.A shopkeeper buys a table for ₹2850 and sells it for ₹2830. What is the loss (in ₹)?
27. 27.The price of a box of mangoes changed from ₹100 to ₹105. What is the percentage increase?
28. 28.A cooler costs ₹2400. It is sold at a 20% profit. What is the selling price (in ₹)?
29. 29.A mobile phone costs ₹1000. It is sold at a 5% profit. What is the selling price (in ₹)?
30. 30.What is the simple interest on ₹7300 at 6% per year for 2 years (in ₹)?
31. 31.The price of a box of mangoes changed from ₹20 to ₹38. What is the percentage increase?
32. 32.A shopkeeper buys a table for ₹2850 and sells it for ₹2710. What is the loss (in ₹)?
33. 33.The price of a cricket ball changed from ₹80 to ₹48. What is the percentage decrease?
34. 34.What is the amount (principal + simple interest) on ₹3600 at 10% per year for 3 years (in ₹)?
35. 35.A cricket kit costs ₹1400. It is sold at a 12% profit. What is the selling price (in ₹)?
36. 36.A shopkeeper buys a fan for ₹2050 and sells it for ₹2340. What is the profit (in ₹)?
37. 37.A shopkeeper buys a cooler for ₹1500 and sells it for ₹1470. What is the loss (in ₹)?
38. 38.A shopkeeper buys a mobile phone for ₹2450 and sells it for ₹2560. What is the profit (in ₹)?
39. 39.A shopkeeper buys a sewing machine for ₹1750 and sells it for ₹1950. What is the profit (in ₹)?
40. 40.A shopkeeper buys a fan for ₹1000 and sells it for ₹1200. What is the profit (in ₹)?

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