Table gives the different activities associated with a project and their durations. Draw the network diagram and determine the critical path. Also determine the critical path time.
|
Activity
|
Event
|
Duration
(in Day)
|
|
Beginning
i
|
Ending
j
|
|
A
|
1
|
2
|
47
|
|
B
|
2
|
3
|
43
|
|
C
|
1
|
3
|
80
|
|
D
|
1
|
4
|
33
|
|
E
|
4
|
7
|
33
|
|
F
|
1
|
5
|
21
|
|
G
|
5
|
8
|
37
|
|
H
|
1
|
8
|
50
|
|
I
|
3
|
6
|
22
|
|
J
|
6
|
9
|
22
|
|
K
|
9
|
11
|
86
|
|
L
|
8
|
10
|
22
|
|
M
|
10
|
11
|
22
|
|
N
|
11
|
12
|
21
|
|
O
|
12
|
13
|
63
|
|
P
|
7
|
11
|
15
|