1. A project has the following activities, precedence relationships, and
activity durations:
Activity Immediat
e
Predecess
ors
Activity
Duration
(weeks)
A - 3
B - 4
C - 3
D C 12
E B 5
F A 7
G E, F 3
a) Draw a Gantt chart for the project.
b) Construct a CPM network for the project.
c) Identify those activities comprising the critical path.
Activities A, F and G.
d) What is the project's estimated duration?
15 weeks.
e) Construct a table showing for each activity, its activity duration, earliest start
time, latest start time, earliest finish time, latest finish time, and the activity
slack.
Activity Duration. Earliest
Start
Time.
Latest
Start
Time.
Earliest
Finish
Time
Latest
Finish Time.
Activity
Slack.
A 3 0 0 3 3
B 4 0 1 4 5
C 3 0 0 3 3
D 12 0 0 3 3
E 5 4 5 9 10
F 7 3 3 10 10
G 3 10 10 13 13
