Để may một cái áo A may hết 5 giờ. Thời gian lao động xã hội cần thiết để may cái áo là 4 giờ. Vậy A bán chiếc áo giá cả tương ứng với mấy giờ?

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose the best answer for the following sentence:

  Speaking test can be called as __________ test.
   

• Choose the best answer for the following sentence:

  Reading books takes times away __________ watching films or playing games.
  
  

• Choose the best answer for the following sentence:

  Internet increases the popularity __________ shopping at home.
  
  

• Choose the best answer for the following sentence:

  ____________ his inability of reading newspapers, he is used to listening to the radio for information.
   

• Choose the best answer for the following sentence:

  How long is it __________ you last watched a show games on VTV3?
  
  

• Choose the best answer for the following sentence:

  I don't know why Thanh is upset, but he ___________ for us for ages.
    

• Choose the best answer for the following sentence:

  On the opening ceremony of this editorial office, the editor in chief __________ that the  first prints would be free to all the citizen in the city.
  
  

• Choose the best answer for the following sentence:

  Nhu: “ ___________ a website?”  

  Cuong: “No, this is the first time”
   

• Choose the best answer for the following sentence:

  Pictures, real objects, posters, etc. are __________ aid in teaching.
  
  

• Choose the best answer for the following sentence:

  Thanh: “What is the film or play that is intended to be funny, usually with a happy ending?Tu: “It’s ___________”