William Barnes in a small petroleum company owns two refineries Refinery 1 costs $27.000 per day to operate and it can produce 420 barrels of high end 20 burso de Refinery 2 is newer and more modern it costs $34.000 per day to operate, and it can produce bath of high, barrels of low-grade oil each day. The company has orders totaling 43,000 barrels of high-grade oil 33.000 barneh ot medium-grade ok and 3.000 har flowe How many days should it run each refinery to minimize its costs and still refine enough oil to meet it onderst
a. This is a minimization problem T10
b. How many days should it run each refinery to minimize its costs and still retine enough all to meet orders and
c. What is the optimal cost? $2,97148148 so/not, what constraint and how much or nothing
d. Are there any unused resources? ves
e. What impact would there be if the demand for low grade oil was increased by 1.000 barrels?