You are given the following network.

Activity	Immediate Predecessors	Normal Completion Time (Weeks)	Crash Completion Time (Weeks)	Normal Cost (Total)	Crash Cost (Total)
A	--	6	6	$100	$100
B	A	10	4	$2,000	$2,600
C	A	10	8	$800	$920
D	B	6	5	$700	$750
E	B	8	6	$1,000	$1,140
F	C,D	9	7	$1,400	$1,550
G	E	14	10	$3,000	$3,320
H	E,F	10	8	$900	$1,020

e) Now, for every week that the project is reduced, there is a $120 benefit. What is the minimum

cost schedule and what is the cost of the project considering the benefit received. Also identify which activities to crash and by how many weeks.