There are 4 of the 32 oz cups in 1 gallon.
There are 128 ounces in 1 gallon.
So to find out how many 32 oz cups make a gallon we would take the 32 and multiply it by 4 which would equal 128 ounces.
So there are 4 of the 32 oz cups in 1 gallon.
If you have 1 gallon of juice or other liquid then you can get 4 of those 32 oz cup servings out of a gallon.
You can also divide the 128 by 32 and get the number 4 as well.
So the short answer to how many 32 oz cups make a gallon is 4 of those 32 oz cups.