The following CPM network has estimates of the normal time
The following CPM network has estimates of the normal time in weeks listed for the activities:


a. Identify the critical path.
b. What is the length of time to complete the project?
c. Which activities have slack, and how much?
d. Here is a table of normal and crash times and costs. Which activities would you shorten to cut two weeks from the schedule in a rational fashion? What would be the incremental cost? Is the critical pathchanged?
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