Consider a project having the following six activities:

Immediate Max Crash cost

Activity Predecessors Time (weeks) Crash* per week

A C, E 4 2 $2000

B A 6 2 $1000

C none 6 6 N/A

D C 3 2 $1000

E none 5 2 $500

F A, D 5 2 $1250

*Shortest possible time for the task

List the earliest start (ES), earliest finish (EF), latest start (LS) and latest finish (LF) for each task.

List all potential paths and durations.

List all the tasks on the critical path.