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.
In the US, 1 cup = 8 fluid ounces (*not identical to the avoirdupois ounce which is weight) In the US, one standard measuring cup contains 8 fluid. Go Log In Sign Up