Marty's Mask produces a variety of masks used in industrial and healthcare settings as well as plastic masks used in costumes. Due to the current pandemic, Marty is going to produce only mask that are useful in a healthcare setting and will focus on three models - N95, disposable surgical ank plastic shields (simple retooling and changing of the material allows the plastic masks machines to make the shields). Marty is limited by the number of machine hours available and has a higher demand for the masks than can currently be met. Current production capabilities are limited by th 200,000 machine hours per week. Following is information for each of these products: N95 Surgical Plastic Selling price per item $10.00 $8.00 $15.00 Variable production cost per item 3.12 1.40 2.30 Fixed production cost per item2 .755.00 Machine hours per item 2.25 1.25 2.00 Current Weekly Orders 50,000 75,000 20,000 *20% of the fixed costs are unavoidable regardless of how many of each unit is produced 1. In order to maximize the company's total contribution margin, in what sequence should Marty fill orders? 2. How many of each should Marty produce? 3. What are three other possible criteria/issues Marty should consider besides maximizing contribution margin when evaluating the order in which to produce the masks