3) For the following project, draw the node network, perform the CPM calculations, mark the critical path, and

complete the table (you don't need to fill this table in if you explicitly provide the information in your network).

IPA

Activity

A

B

с

D

E

Duration

2

4

9

5

7

A

A

B

B.C

D,E,F

ES EF LS LF TF FF