Question: 3. Activity Immediate Predecessor Normal Time (Days) Normal Cost ($) Crash Time (Days) Crash Cost ($) A ------- 8 5,000 6 6,000 B A 8

3.

Activity

Immediate

Predecessor

Normal

Time (Days)

Normal

Cost ($)

Crash

Time (Days)

Crash

Cost ($)

A

-------

8

5,000

6

6,000

B

A

8

4,000

8

4,000

C

B

12

6,000

10

10,000

D

B

6

3,000

6

3,000

(a) Draw the Precedence Diagram for the above project, complete with ES, EF, LS, and LF.

(b) What is the Critical Path?

(c) What is the Project Completion Time under normal schedule?

(d) If the total project time has to be crashed by TWO days, which activity will you choose?

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