Marietta can produce 750 refrigerators per week, Minneapolis can produce 700 per week, and Memphis can produce 680 per week. It costs $22.90 to ship a refrigerator from Marietta to Pittsburgh, $21.59 to ship it from Marietta to Philadelphia, and $27.44 to ship a refrigerator from Marietta to Portland.. The unit shipping cost to ship a refrigerator from Minneapolis to Pittsburgh, Philadelphia, and Portland is $29.75, $29.11, and $28.51, respectively. It costs $24.35 to ship a refrigerator from Memphis to Pittsburgh, $23.97 to Philadelphia, and $26.26 to ship it from Memphis to Portland. The retail demand for refrigerators is 850 at Pittsburgh, 650 at Philadelphia, and 700 at Portland each week. What is the minimal cost to ship the refrigerators?
Marietta can produce 750 refrigerators per week, Minneapolis can produce 700 per week, and Memphis can...