Activity	Preceding	Time
A	-----------	8
B	-----------	3
C	A	7
D	A,B	3
E	C	4
F	D	6

Find the project expected completion time.

17

18

19

16

Calculate ES & EF times of activity F.

9 and 16

8 and 14

10 and 16

11 and 17

The LS & LF times of activity E.

14 and 18

15 and 19

13 and 17

12 and 16

The slack of activity D is:

5

3

2

4

Activity C can be delayed by:

2

1

3

0

Activity B can be delayed by:

7

5

6

4

The CP is

A, D, F

A, C, E

NONE

B, D, F