Question: 1. Draw an activity on node (AON) diagram (using the normal time) showing ES, EF, LS, LF (4 pts) 2. Determine the critical path and

1. Draw an activity on node (AON) diagram (using the normal time) showing ES, EF, LS, LF (4 pts) 2. Determine the critical path and its length (4 pts) 3.Show how you can crash the project to reduce the project duration by i) one week; li) two weeks, and ili) three weeks. Each step of reduction shall involve minimum increase in expense. What is the incremental cost of each step of reduction? (6 pts)

23. (14 pts) A project has the following scheduled activities and associated cost Activity Following taks Time (weeks) Cost ($) Slope A B start start start A A,B C D,E,F G Normal 5 4 2 2 6 3 3 3 Crash 3 3 1 1 5 2 2 2 NNNOT WW Normal 4000 3000 2200 5000 3000 4400 7000 5000 Crash 5000 4000 3000 8000 4000 5400 14000 9500 ($/week) 500 1000 800 3000 1000 1000 7000 4500 F G H

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