Product Decisions Under Botrlenecked Operations Mil Metals Inc, has three grades of metal product, Type 5, Type 10, and Type 20. Financial data for the three grades are as focows: Mirs operations require all three grades to be meited in a furnace before being formed. the fumace nuns 24 hours a coy, 7 dars a week, and is a production botsieneci The furnace hours required per unit of each product are as follows: The Marketing Department is considering a new marketing and sales carnpaign: Deterthining the unt contribution margin per fumace hour wal assist in making your decilion. Round the und cintribution margin to two decimal places. Which product should be emphasired in the marketimg and sales carppaign in order to maximire proficability