Introduction to Management Science 12th Edition by Bernard Taylor

Exercise 8

Suntrek in Problem manufactures denim fabric at its factories in Shanghai, Karachi, and Saigon and ships it to its denim jeans manufacturing facilities in China, India, Japan, Turkey, and Italy. A bale of cotton will produce approximately 325 yards of denim fabric. Following are the fabric demand at each denim jeans plant and the shipping and handling costs per yard from the fabric manufacturing facilities to the jeans plants:
Determine the optimal shipments from each of the fabric plants to the denim jeans manufacturing facilities and the minimum total shipping cost.
Problem
Suntrek in Problem 26 ships the cotton it has purchased from the U.S. ports to overseas ports in Shanghai, Karachi, and Saigon, where its denim fabric factories are also located. The shipping and handling costs per bale of cotton from each U.S. port to each of Suntrek's overseas factories and the demand at these factories are as follows:
Determine the optimal shipments that will result in the minimum total shipping cost.