The Producers is a musical adapted by Mel Brooks and Thomas Meehan from Brooks' 1968 film of the same name, with lyrics written by Brooks and music composed by Brooks and arranged by Glen Kelly and Doug Besterman.
8 ounces = 1 cup 4 ounces = 1/2 cup So yes, 12 ounces is equal to 1 1/2 cups.
For some reason, I can never seem to remember how many ounces are in a cup, cups are in a pint, quart, gallon, and so on. So I'm going to write them down here, secure in the knowledge that I can always search my own damned web site next time I need them. 3 teaspoons is 1 tablespoon. 8 ounces is 1 cup. 16 ounces is 2 cups which is 1 pint. 32 ounces is 4 cups which is 2 pints which is 1 quart. 128 ounces is 16 cups which is 8 pints which is 4 quarts which is 1 gallon.