Mathematics Chapter 7 Homework Family Planning Research Center of Nigeria

Activity Pred Time EST EFT LST LFT Slack Critical?

A—5 0 5 8 13 8 N

B—7 0 7 12 19 12 N

Case: Family Planning Research Center of Nigeria (a)

Using earliest times:

Activity Pred Time Staff EST EFT LST LFT Critical? 12345678910 11 12 13 14 15 16 17 18 19 20 21 22

I H 7 3 15 22 15 22 Y 3333333

J D, F, G, I 15 022 37 22 37 Y

K J 30 037 67 37 67 Y

Total = 7 7 7 7 7 14 14 13 12 12 10 10 7763333333

Activity Pred Time Staff EST EFT LST LFT Critical? 12345678910 11 12 13 14 15 16 17 18 19 20 21 22

A—5 2 0 5 8 13 N22222

B—7 3 0 7 12 19 N3333333

Case: Family Planning Research Center of Nigeria (b)

Using shifted times:

TATBTCTDTETFTGTHTITJTKCACBCCCDCECFCGCHCICJCK

Start

A

Start

B

Start

C

Start

D

Start

E

Start

F

Start

G

Start

H

Start

I

Start

J

Start

K

Crash

A

Crash

B

Crash

C

Crash

D

Crash

E

Crash F

Crash

G

Crash

H

Crash

I

Crash

J

Crash

K

C –> H -1 1 1 5 >= 5

H –> I -1 1 1 10 >= 10

D –> J -1 1 1 9 >= 3

F –> J -1 1 1 2 >= 2

Case: Family Planning Research Center of Nigeria (c)