Problem 6.2

Activity Immediate PredecessorsTime (Weeks)

1-4

212

314

413

52, 35

636

742

853

96, 75

108, 97

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a.Draw the network.

b.Find the critical path.

c.If activities 1 and 10 cannot be shortened, but activities 2 through 9 can be shortened to a minimum of one week each at a cost of $10,000 per week, which activities would you shorten to cut the project by four weeks?