the answer is 3.99.
I think 6 dollars
$7.38
A gallon of milk is $0.97 in 1956. http://larachronicles.blogspot.com/2008/03/thursday-thirteen-29.html
Cost of a gallon milk in 1981 was $2.30
The average cost of a gallon of milk in 2003 was $3.19. In 2012, the average cost of a gallon of milk was $3.53.
A gallon of milk cost $1.01 in 1958
A gallon of milk is a necessity that people have in their homes on any given day. In 1969 a gallon of milk cost 1.25.
gallon of milk costed 1.29
The average cost of a gallon milk in 1964 was $0.93.
In 1992 the cost of milk in Wisconsin was $1.90/gallon ---- and in Illinois it was $ .99/gallon.
3.76$ a gallon