CPM

By using the Legend given below and information given in the Table,

Legend:

Early Start	Total Float	Early Finish
Activity Name
Late Start	Duration	Late Finish

Table:

Activity Name	Duration (days)	Dependence
B	10	-
E	15	B
X	20	B
Z	25	B
T	10	E, X
A	15	X, Z
C	15	E, X, Z
Y	20	A, K
D	30	T, C
K	35	B

1. Construct the precedence Network diagram
2. By using Activity on Node (AoN) methods, compute the total project duration.
3. Identify the critical path.