I would say -5.5., but I might be wrong.
 
        
             
        
        
        
The answer is 75 because 50+60+115=225 divided by 3 is 75
        
                    
             
        
        
        
42 square ft because 4 times 3 is 12 and 10 times 3 is 30. 30+12=42
        
             
        
        
        
Answer:
C- no because the graph is not a straight line
 
        
             
        
        
        
So the unit rate is basically how many ounces in 1 cup?
So since there are 64 ounces in 8 cups, you can just divide by 8, to find how many sets of 8 there are in 64.
64 = 8
64 / 8 = 8 / 8
8 = 1
So there are 8 ounces in 1 cup, which is your unit rate.