A manufacturer produces three types of plastic xtures. The time required for molding. trimming. and packaging is given in Table 9.1. (Times are given in hours per dozen xtures.) Process Type A Type B Type C Total time available Molding 1 2 g 12,000 Trimming g g 1 4.600 Packaging % i g 2140:; Prot RM'I1 RM16 RM1 5 Determine how many dozen of each type of xture should be produced to obtain a maximum prot