The M-N plant manufactures two different products: M and N. Selling prices and weekly market demiands are shown in the following diagram. Each product uses raw materials with costs as shown. The plant has three different machines: A, B, and C. Each performs different tasks and can work on only one unit of materlal at a time Process tomes for each task are shown in the diagram Each machine is avallable 2,400 minutes per week There are no 7 gurphys" (major opportunities for the system to foul up). Setup and transfer times are zero. Demand is constant. Operating t-xpenses (uncluding fabor) total a constant \$12.000 per week. Raw materiais are not included in weekly operating expenses Process times for each task are shown in the diagram, Each machine is avallabie 2,400 minutes per week. There are no 'Murphys" (major opportunities for the system to foul up) Setup and transfer times are zero Demand is constam Operating expenses (including labon total a constant $12,000 per week. Raw materials are not inciuded in weekly operating.expenses o. Which machine is the constraint in this plant? Machine A Machine c Machine B b. Which product mix provides the nighest gross pront? (Hint consider raw material cost but not operating expense) c. What is the maximum weekly net profit this plant can earn using the procuct mix trom Part b? 0tint consider operating expense and raw materal cost)