Question: S&V Industries manufactures book cases. Different sizes of cases are kept in inventory. The company has 80 man-hours and 36 pounds of wood available each day. 2 pounds of wood are used to produce case x1 while 6 pounds of wood are used to produce case x2. Given that the optimal solution is x1 = 6 and x2 = 3.2, how much wood will be unused if the optimal number of bookcases are produced?
A 4.8 pounds
B None
C 8 pounds
D Cannot be determined with information given