Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 797 · 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 mobile phone bought for ₹2800 is sold for ₹1960. What is the loss per cent?
2. 2.What is 75% of 980?
3. 3.What is the amount (principal + simple interest) on ₹2800 at 3% per year for 2 years (in ₹)?
4. 4.What is 60% of 680?
5. 5.What is 45% of 580?
6. 6.A shopkeeper buys a cricket kit for ₹650 and sells it for ₹580. What is the loss (in ₹)?
7. 7.A watch costs ₹200. It is sold at a 20% profit. What is the selling price (in ₹)?
8. 8.A shopkeeper buys a mobile phone for ₹2750 and sells it for ₹2820. What is the profit (in ₹)?
9. 9.What is the simple interest on ₹8800 at 10% per year for 2 years (in ₹)?
10. 10.What is the simple interest on ₹4600 at 10% per year for 3 years (in ₹)?
11. 11.What is 25% of 620?
12. 12.A shopkeeper buys a table for ₹2650 and sells it for ₹2640. What is the loss (in ₹)?
13. 13.What is the simple interest on ₹9200 at 10% per year for 4 years (in ₹)?
14. 14.A shopkeeper buys a cycle for ₹2300 and sells it for ₹2250. What is the loss (in ₹)?
15. 15.A shopkeeper buys a mobile phone for ₹850 and sells it for ₹570. What is the loss (in ₹)?
16. 16.What is the amount (principal + simple interest) on ₹4800 at 3% per year for 5 years (in ₹)?
17. 17.What is the simple interest on ₹2800 at 6% per year for 3 years (in ₹)?
18. 18.A shopkeeper buys a mobile phone for ₹2200 and sells it for ₹2380. What is the profit (in ₹)?
19. 19.What is the amount (principal + simple interest) on ₹8700 at 4% per year for 1 year (in ₹)?
20. 20.The price of a box of mangoes changed from ₹40 to ₹48. What is the percentage increase?
21. 21.A cycle costs ₹500. It is sold at a 25% loss. What is the selling price (in ₹)?
22. 22.A sewing machine bought for ₹1900 is sold for ₹1710. What is the loss per cent?
23. 23.A cooler costs ₹3000. It is sold at a 30% profit. What is the selling price (in ₹)?
24. 24.A cooler bought for ₹2600 is sold for ₹3640. What is the profit per cent?
25. 25.What is 95% of 900?
26. 26.What is 55% of 860?
27. 27.What is the simple interest on ₹800 at 11% per year for 4 years (in ₹)?
28. 28.A shopkeeper buys a mobile phone for ₹1250 and sells it for ₹1180. What is the loss (in ₹)?
29. 29.What is the simple interest on ₹1400 at 3% per year for 1 year (in ₹)?
30. 30.What is 10% of 640?
31. 31.What is 15% of 1000?
32. 32.What is the amount (principal + simple interest) on ₹5100 at 10% per year for 3 years (in ₹)?
33. 33.A shopkeeper buys a watch for ₹1850 and sells it for ₹1860. What is the profit (in ₹)?
34. 34.What is 35% of 200?
35. 35.What is 45% of 180?
36. 36.What is the simple interest on ₹9700 at 9% per year for 3 years (in ₹)?
37. 37.A shopkeeper buys a cricket kit for ₹2200 and sells it for ₹2220. What is the profit (in ₹)?
38. 38.A shopkeeper buys a cooler for ₹2950 and sells it for ₹3170. What is the profit (in ₹)?
39. 39.A mobile phone costs ₹3200. It is sold at a 20% profit. What is the selling price (in ₹)?
40. 40.What is 40% of 620?

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