Office Automation Inc., developed a proposal for implementing a software system that will standardize the accounts payable function by automatically issuing an electronic payment upon receipt of the vendor invoice. Contained in the proposal is a list of activities that must be accomplished to complete the project. The following table contains relevant information about the activities.

Time (weeks) Cost ($1,000s)

Activity Description Immediate Predecessor Normal Crash Normal Crash

A Plan needs 10 8 30 70

B Order equipment A 8 6 120 150

C Install equipment B 10 7 100 160

D Set up training lab A 7 6 40 50

E Conduct training course D 10 8 50 75

F Test system C, E 3 3 60

Develop an activity schedule.

Activity Earliest Start Latest Start EarliestFinish Latest Finish Slack

A

B

C

D

E

F

(e)

Develop an activity schedule for the crashed project.

Activity Earliest

Start Latest

Start Earliest

Finish Latest

Finish Slack

A

B

C

D

E

F