Question 1

The information for a project is given in the Table below (time in weeks):

Activity	Immediate predecessors	Activity time (t)
A	-	3
B	A	4
C	B	4
D	B	1
E	B	1
F	B	3
G	C, D, E, F	2
H	E, F	1
I	G, H	2
J	I	1

a) Draw a network for this project

b) Determine the critical path

c) Determine the earliest and latest activity times

d) Determine slack time for each activity

Question 2

The information for a project is given in the Table below (time in weeks):

Activity	Immediate predecessors	Activity time (t)
A	-	8
B	A	2
C	A	3
D	A	60
E	B	60
F	C	2
G	D	2
H	E, F	20
I	G	10
J	H, I	10
K	J	12
L	K	3

a) Draw a network for this project

b) Determine the critical path

c) Determine the earliest and latest activity times

d) Determine slack time for each activity