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Question $1$

Question $2$

Question $3$

Question $4$

Question $5$

Question $6$

Question $7$

Question $8$

Question $9$

Question $10$

Question $11$

Question $12$

Question $13$

Question $14$

Question $15$

Question $16$

Question $17$

Question $18$

Question $19$

Question content area

Part $1$

In the following table the activities with their precedence sequence and expected time$($days$)$ are listed for a project on which Carl$$ Betterton's construction company is$$ working:

$$

Activity

Immediate$$ Predecessor$($s$)$

Time$($days$)$

A

minus

$3$

B

A

$4$

C

A

$6$

D

B

$6$

E

B

$4$

F

C

$4$

G

D

$6$

H

$$E$,$ F

$9$

Part $2$

$$Carl$\text{'}$s team should be able to complete the project in

$$

$22$ days.

Part $3$

Critical path activities for$$ Carl's project are

$$