Question: Activity Code Immediate Predecessors Activity Duration (Week) A None 3 B A 3 C A 2 D C 2 E B&C 3 F B 2

Activity Code

Immediate Predecessors

Activity Duration (Week)

A

None

3

B

A

3

C

A

2

D

C

2

E

B&C

3

F

B

2

G

D&E

1

H

G

4

I

F

7

J

H&I

2

K

J

4

L

F

6

Activity Code

Early Start

Early Finish

Late start

Later Finish

Total Float

A

0

3

0

3

0

B

3

6

3

6

0

C

3

5

5

7

2

D

5

7

8

10

3

E

6

9

7

10

1

F

6

8

6

8

0

G

9

10

10

11

1

H

10

14

11

15

1

I

8

15

8

15

0

J

15

17

15

17

0

K

17

21

17

21

0

L

8

14

15

21

7

the Critical Path is A-B-F-I-J-K=21

1-)If all critical path activities were crashed by 25%, calculate the new overall project duration?

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