Consider the following project.

Activity	Dependency	Normal Duration (days)
A	-	6
B	A	7
C	A	6
D	A	7
E	C,D	6
F	B	8
G	E,F	1

a) Draw the network diagram. (2 marks)

b) Determine the critical path for the project. (2 marks)

c) How much time is needed to complete this project? (1 mark)

d) Determine the slack for each activity. (1 mark)

e) Construct a Gantt chart for this project. (2 marks)