Make-or-Buy Decision Pizana Computer Company has been purchasing carrying cases for its portable computers at a purchase price of $18 per unit. The company, which is currently operating below full capacity, charges factory overhead to production at the rate of 40% of direct labor cost. The unit costs to produce comparable carrying cases are expected to be as follows: Line Item Description Amount Direct materials $5.00 Direct labor 8.00 Factory overhead (40% of direct labor) 3.20 Total cost per unit $16.20 If Pizana Computer Company manufactures the carrying cases, fixed factory overhead costs will not increase and variable factory overhead costs associated with the cases are expected to be 25% of the direct labor costs. Question Content Area a. Prepare