Question: This week we are discussing supply chain performance and how to measure efficiency. With that in mind, consider the following problem and come up with

This week we are discussing supply chain performance and how to measure efficiency. With that in mind, consider the following problem and come up with your best answer. It may look simple at first but be careful to think about the most efficient way to do this job.

ABC Company is unloading coal from a barge on the Mississippi River. The barge contains 1,760 tons of coal. The coal is shoveled out of the barge with a material handling machine into dump trucks. Each truck takes 4 minutes to load, 4 minutes to travel to the dump site, 4 minutes to dump, and 4 minutes to return. Each dump truck holds 22 tons of coal. Assuming no delays, how quickly can the barge be unloaded and what is the optimal number of dump trucks to be used?

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