IEOR162_hw11 - IEOR 162, Fall 2011 Homework 11 1. (10...

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IEOR 162, Fall 2011 Homework 11 1. (10 points) Four jobs must be processed on a single machine. The hours required to perform each job and the due time (in hours) for each job are shown in the table below. Use the branch-and-bound method to determine the order of performing the jobs that minimizes the total time the jobs are delayed. Job Processing time Due time 1 7 14 2 5 13 3 4 22 4 11 21 2. (Problem 9.Review.16; 10 points) Eastinghouse ships 12,000 capacitors per month to their customers. The capacitors may be produced at three different plants. The production capacity, fixed monthly cost of operation, and variable cost of producing a capacitor at each plant are given in the table below. The fixed cost for a plant is incurred only if the plant is used to make any capacitors. Formulate an integer programming model whose solution will tell Eastinghouse how to minimize their monthly costs of meeting their customers’ demands. Plant
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IEOR162_hw11 - IEOR 162, Fall 2011 Homework 11 1. (10...

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