critical activities

Question 1

(i)
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(ii)

The critical activities in the project are activities F & G. we can say they are critical as there is no difference between their Earliest Start Time and Latest Finishing Time.

(iii)

The total duration of the project will be 13 days, i.e. if we follow the critical path we can see the total is 13 days (F(10) + G(3) = 13 days)

(iv)

ACTIVITY ES TIME LS TIME SLACK TIME DURATION
A 0 2 2 6
B 0 3 3 4
C 6 8 2 3
D 4 7 3 4
E 4 7 3 3
F 0 0 0 10
G 10 10 0 3
H 9 11 2 2


(v)

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(vi)

Day Staff Needed
1 8
2 8
3 8
4 9
5 11
6 11
7 7
8 9
9 4
10 7
11 6
12 3
13 3

(vii)

The total cost of the project in terms of man-days is 94 days, this is calculated by adding up all the staff needed on each of the thirteen days of...