Question: The activities of a complex project with predecessors are given below. Activity Predecessor Duration(Weeks) A ----- 9 B A 2 C A. 12 D A

The activities of a complex project with predecessors are given below.

Activity Predecessor Duration(Weeks)

A ----- 9

B A 2

C A. 12

D A 5

E B 6

F B 8

G C,F 3

H D 2

I H 8

J G,I 6

K E,J 2

a) Construct a network diagram

b) Calculate ES, LS, EF, LF for each activity.

c) Determine critical path.

d) What is the duration of critical path?

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