Question: The activities required to design a prototype of an experimental machine are listed in the following table, along with their immediate predecessors and estimated durations.

The activities required to design a prototype of an experimental machine are listed in the following table, along with their immediate predecessors and estimated durations.

(a) Develop a project network for this problem.
(b) Determine the EST, EFT, LST, LFT, and slack for each activity. Also determine the total project completion time and the critical path(s).

IMMEDIATE PREDECESSORS TIME (DaYs) ACTIVITY C, E D, F

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