Mr Thomsen is buying two types of gift cards to give as prizes to employees at a company meeting. He will buy restaurant gift cards that each cost 50$. He will also buy movie theater gift cards that each cost 20$. He has 450 $ to buy a total of 15 gift cards. how many of each type of gift card can Mr Thomsen buy?

x-restaurant gift cards ;

y-movie theater gift cards

Step-by-step explanation:

x+y=15

50x+20y≤450

so,  

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company a

step-by-step explanation:

using the linear regression models , it is found that company a   pays about $14 more. but using the same regression (linear) company b pays about $10 more.

so company a pays more than b