1. The Guchi Company manufactures purses, shopping bags, and backpacks (represented by P,S, and B respectively). The production of the three products requires leather and synthetics, with leather being the limiting raw material. The production process uses two types of skilled labor, sewing and finishing. The following table gives the availability of the resources, their usage by the three products, and the products' contribution per unit. Find the optimum product mix and the maximum contribution to profit using simplex linear programming