Answer:
[tex]\dfrac{1}{12}$ gallons[/tex]
Step-by-step explanation:
[tex]M$arie bought $ \dfrac{1}{2}$ gallon of milk[/tex]
She exhausted the half gallon in 6 days.
Since she takes equal amount of milk per day
Her Unit Rate of Milk Consumption
[tex]=\dfrac{1}{2}\div 6\\ =\dfrac{1}{12}$ gallons per day[/tex]
Marie drinks [tex]\dfrac{1}{12}[/tex] gallons of milk per day.
