Step 1 : Introduction to the question "4. In what American units do we buy paint?"
...1. gallons 2. square feet 3. cubic feet 4. feet There are four quarts per gallon and two pints per quart. Since the are 16 fluid ounces in a pint, a gallon is 128 fluid ounces. Although the paint can will state how many square feet the paint will cover, it is sold by the gallon, quart, or pint.