The origin node for this network is node number 1 and flow proceeds from node 1 to node 6. If each of the three longest branches is reduced in length by 10, what is the change in the shortest route through the network?
What will be an ideal response?
Answer: The shortest route changes from 1-3-6=21 to 1-2-5-6=18 for a total decrease of 3.
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