Project Management Systems

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Activity
Duration
Predecessors
A
2 months
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B
4 months
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C
4 months
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D
1 month
A
E
5 months
B
F
2 months
B, C
G
1 month
C
H
3 months
E, F, G
I
2 months
D, E
J
2 months
G, H