$2.$ You make $3$ products from $5$ raw materials. Raw material E is perishable. The table gives the availability of those raw materials and

the labor to produce each product. The body of the table gives the number of each raw material needed to produce each product. Your

goal today is to minimize your labor costs. You also must make at least $50$ of each product to meet demand and you need to use up all

of material E as it is perishable.