Question

. Construct a Gantt chart and project network for the following set of activities, compute the length of each path in the network, and indicate the critical path:

Activity Activity Predecessor Time (months)
1 ___ 4
2 ___ 7
3 1 8
4 1 3
5 2 9
6 3 5
7 3 2
8 4,5,6 6
9 2 5