Answer: 2gallons of milk
Explanation:
3.5gallons of milk per week
How many in 4days
We all know dat 7days make 1 week
So substitute 7days for 1week
3.5gallons of milk for 7days
Let the number of milk for 4days be y
3.5gallons of milk for 7days
Y gallon of milk for 4days
Cross multiply
We av
3.5×4=7y
Y=3.5×4/7
Y= 2
So 2gallons of milk will be for 4days