a. What is the crash cost per unit time for activity A? b. What is the crash cost per unit time for activity B? c. Which activity should be crashed first to cut one day from the project's duration; how much is added to project cost?
a. What is the crash cost per unit time for activity A? b. What is the crash cost per unit time for activity B? c. Which activity should be crashed first to cut one day from the project's duration; how much is added to project cost?
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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Transcribed Image Text:2. Three activities are candidates for crashing on a CPM
network. Activity details are in the table below.
Activity Normal Time Normal Cost Crash Duration Crash Cost
A
9 days
$8,000
7 days
$12,000
B
5 days
$2,000
3 days
$10,000
с
12 days
$9,000
11 days
$12,000
a. What is the crash cost per unit time for activity A?
b. What is the crash cost per unit time for activity B?
c. Which activity should be crashed first to cut one day from
the project's duration; how much is added to project cost?
d. Which activity should be the next activity crashed to cut a
second day from the project's duration; how much is added
to project cost?
e. Assuming no other paths become critical, how much can
this project be shortened at what total added cost?
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