Problem $5-14($Static$)$

Here is a CPM network with activity times in weeks:

a$.$ Determine the critical path.

A$-$E$-$G$-$C$-$D

A$-$B$-$C$-$D

A$-$E$-$F$-$D

b$.$ How many weeks will the project take to complete?

Number of weeks

c$.$ Suppose F could be shortened by two weeks and B by one week. By how many weeks would this reduce the project duration?

Number of weeks reduced