Additional Problem $17-1($Algo$)$

A company plans on holding an employee appriciation event at the end of the Fall. The activities that have to be completed, duration of each activity, and their sequence are listed in the table below:

Activity Duration $($weeks$)$ Immediate Predecessor

A $3--$

B $4$ A

C $4$ A

D $3$ B

E $6$ D$,$C

F $8$ E

a$.$ Determine the project duration.

b$.$ What is the earliest start, earliest finish time, latest start, latest finish time for activity E$?$

c$.$ What is the slack for activity C$?$