"mills" is not an accepted abbreviation for anything. If you are meaning millilitre the abbreviation is"ml"
80 ml is 0.353 of a cup
80 cups 1 gallon = 16 cups 1 cup = 0.06 gallon
80 cups.
80 cups
80 US cups = 640 US fluid ounces
That is 8 cups
80 cups 1 gallon = 16 cups 1 cup = 0.06 Gallon
that is 10 cups
Five cups is 0.3125 gallons.
That is 10 cups.
1.25 cups is the answer to your question.
about 4 cups
8 cups = 1 gallon. 80 cups = 10 gallons.