For the network below with all times indicating weeks, answer the following questions and justify your

answers:

a$.$ What is the impact on the end date of the project if activity F slips by five weeks?

b$.$ What is the impact on the end date of the project if activity E slips by three weeks?

c$.$ What is the impact on activity H if activity B were to slip by four weeks?

d$.$ What is the impact on the end date of the project if activity D slips by four weeks?

Activity Preceding Activity

Time

$($Weeks$)$

A $-4$

B $-6$

C A$,$ B $7$

D B $8$

E B $5$

F C $10$

G D $7$

H D$,$ E $8$

I F$,$ G$,$ H $4$

Start A$,3$

B$,3$

C$,2$

D$,3$

E$,7$

End

F$,3$

G$,6$

H$,2$