Question: Please help answer Q1: Question 1. Crashing (30 pts) Consider the following network for a computer training class: Note that the number inside parenthesis represents

Please help answer Q1:

Please help answer Q1: Question 1. Crashing (30

Question 1. Crashing (30 pts) Consider the following network for a computer training class: Note that the number inside parenthesis represents the duration of the task A(7) B(3) E(2) 1 3 C(6) D(3) (a) Identify a critical path and show the following information (15) ES/LS/EF/LF for all activities; Slack for all activities; Critical path (b) Given the following additional information (15) Crash time (days) 4 Activity A B C Normal Time (Days) 7 3 2 Crashed Cost $800 $350 $900 $500 $550 Normal Cost $500 $200 $500 $200 $300 4 6 D 3 1 1 E 2 1. Find the crash cost per day. 2. Note that the previous critical path is 12 days (A->B->E). Which activities should be crashed to meet a project deadline of 10 days with a minimum cost? Assume a partial crashing is possible. 3. Find the new cost

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