Problem $17-6($Static$)$

Below is the original network diagram for a project. Suppose that after $12$ weeks, activities $1-2,1-3,$ and $2-4$ have been finished; activity $2-5$ is $75$ percent finished; and activity $3-6$ is half finished. How many weeks after the original start time should the project be finished?

Project can be completed in a total of

weeks.

Prev.

$2$ of $4$

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