The R&D department is planning to bid on a large project for the development of a new communication system for commercial planes. The accompanying table shows the activities, times, and sequences required.ACTIVITYIMMEDIATE PREDECESSORTIME (WEEKS)A—4BA2CA5DA5EB4FC D4GD F6HD3IE G H7b. What is the critical path?Note: You may select more than one answer.check all that apply A-C-F-G-IA-B-E-IA-D-H-IA-D-F-G-Ic. Suppose you want to shorten the completion time as much as possible, and you have the option of shortening any or all of B, C, D, and G each one week. Which would you shorten?Note: You may select more than one answer. check all that apply BCDGEFd-1. What is the new critical path?Note: You may select more than one answer. check all that apply A-C-F-G-IA-B-E-IA-D-H-IA-D-F-G-Id-2. What is the earliest completion time for the new critical path?

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Answered: The R&D department is planning to bid…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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The R&D department is planning to bid on a large project for the development of a new communication system for commercial planes. The accompanying table shows the activities, times, and sequences required.

ACTIVITY	IMMEDIATE PREDECESSOR	TIME (WEEKS)
A	—	4
B	A	2
C	A	5
D	A	5
E	B	4
F	C D	4
G	D F	6
H	D	3
I	E G H	7

b. What is the critical path?

Note: You may select more than one answer.

check all that apply

A-C-F-G-I
A-B-E-I
A-D-H-I
A-D-F-G-I

c. Suppose you want to shorten the completion time as much as possible, and you have the option of shortening any or all of B, C, D, and G each one week. Which would you shorten?

Note: You may select more than one answer.

check all that apply

d-1. What is the new critical path?

Note: You may select more than one answer.

check all that apply

A-C-F-G-I
A-B-E-I
A-D-H-I
A-D-F-G-I

d-2. What is the earliest completion time for the new critical path?

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