HW5_2010solution

HW5_2010solution - Task Duration Slack A-1 3 3 A-2 1 3 B-1 4 B-2 3 C-1 1 2 C-2 4 2 Sequence Makespan B-C-A 12 M1 M2 Task Start-End Task Start-End B

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Fast Contractor Slow Contractor Task Duration Cost Duration Cost Predecessor Cost Diff. A 1.5 75 3 60 15 B 4 200 7 140 60 C 2 100 4 80 A 20 D 3 150 5 100 A 50 E 0 0 0 0 0 F 1 50 3 60 C, D -10 G 2 100 4 80 C, D 20 CP with Slow = 12 (A, D, G) with Cost = 520 1. Fast Cost < Slow Cost for F; Cost = 510 3. Use Fast for D; Cost = 580 & Makespan = 8
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Unformatted text preview: Task Duration Slack A-1 3 3 A-2 1 3 B-1 4 B-2 3 C-1 1 2 C-2 4 2 Sequence Makespan B-C-A 12 M1 M2 Task Start-End Task Start-End B 1-4 B 5-7 C 5-5 C 8-11 A 6-8 A 12-12 Sequence Makespan C-B-A 9 M1 M2 Task Start-End Task Start-End C 1-1 C 2-5 B 2-5 B 6-8 A 6-8 A 9-9...
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This note was uploaded on 12/20/2010 for the course IEOR E4510 taught by Professor Mosherosenwein during the Spring '10 term at Columbia.

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HW5_2010solution - Task Duration Slack A-1 3 3 A-2 1 3 B-1 4 B-2 3 C-1 1 2 C-2 4 2 Sequence Makespan B-C-A 12 M1 M2 Task Start-End Task Start-End B

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