The question is in clear because it does not say how many people Mario is sharing with. To get the answer you have to take 6•18=Total ounces
Total Ounces divided by (people sharing with+ Mario) = same amount per person
Breed of dogs is an example of a qualitative variable
By adding x = -7 so (4*-7-8y=0) y=(-7/(8*4))=3.5
