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Industrial Management
Network Analysis Set 4
Q
Find the free float of activity if the earliest start time (EST) of the tail event and the head event are 2 and 10 minutes respectively. Consider the activity duration as 4 minutes.
AA. 4 minutes
BB. 9 minutes
CC. 8 minutes
DD. 6 minutes
Correct Answer:
A. A. 4 minutes
Explanation:
We know that, Free float = Earliest start time (EST) of the head event – Earliest start time (EST) of the tail event – activity duration Free float = 10 – 2 – 4 = 4 minutes.
