Answer:
B.  ÷
 ÷ 
Step-by-step explanation:
its a formula 
 
        
             
        
        
        
Y^2+36, because you square y and 6
        
                    
             
        
        
        
The mixture is 1 cup of vinegar to 1 gallon of water.
Since 1 gallon is 16 cups, it could also be
1 cup of vinegar to 16 cups of water.
If we had 80 fluid ounces of water, we'd have to change the water to 5 fluid ounces to keep the mixture the same. (It's still 1 part vinegar, 16 parts water)