1. (35 points) Project Management. Consider the following Precedence Table:

Task ID	Precedence	Normal Duration (Months)	Normal Cost ( Millions)	Crash Duration (Months)	Crash Cost ( Millions)
A	-	3	2	1	4
B	-	4	3	1	12
C	-	2	2	1	4
D	C	1	3	-	-
E	A,B,C	3	5	2	6

1. (5 points) Draw the (Normal) Project Network Diagram
2. (5 points) What is the minimum project completion time?
3. (5 points) Identify the critical path
4. (5 points) Create a Gantt chart for the project, scheduling non-critical tasks as early as possible

Crash the project to 4 months

5. (5 points) Draw the Project Network Diagram for the crashed project
6. (5 points) How much does it cost to crash the project 4 months?
7. (5 points) Identify the critical path for the crashed project