question_answer

A shopkeeper wants to purchase two articles A and B of cost price Rs. 4 and 3 respectively. He thought that he may earn 30 paise by selling article A and 10 paise by selling article B. He has not to purchase total article worth more than Rs. 24. If he purchases the number of articles of A and B, x and y respectively, then linear constraints are 

A)                 \[x\ge 0,\ y\ge 0,\ 4x+3y\le 24\]              

B)                 \[x\ge 0,\ y\ge 0,\ 30x+10y\le 24\]

C)                 \[x\ge 0,\ y\ge 0,\ 4x+3y\ge 24\]             

D)                 \[x\ge 0,\ y\ge 0,\ 30x+40y\ge 24\]