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The following Table 1 contains a list of activities, with precedence requirements and crash costs. All start and finish times and crash costs are on a per-week basis. Table 1 Activity Activity Predecessor A B C D E F G H A A B B C D, E Activity Time (weeks) Normal 16 14 8 5 4 6 10 15 Crash 8 9 6 4 2 4 7 10 Activity Cost (S) Normal 2,000 1,000 500 600 1,500 800 3,000 5,000 Crash 4,000 1,800 700 1,300 3,000 1,600 4,500 8,000 a) Determine the project cost and duration without crashing. b) Determine the least expensive project cost if the duration is to be crashed by two weeks. c) Determine the least expensive project cost if the duration is to be crashed to 28 weeks.

The following Table 1 contains a list of activities, with precedence requirements and crash costs. All start and finish times and crash costs are on a per-week basis. Table 1 Activity Activity Predecessor A B C D E F G H A A B B C D, E Activity Time (weeks) Normal 16 14 8 5 4 6 10 15 Crash 8 9 6 4 2 4 7 10 Activity Cost (S) Normal 2,000 1,000 500 600 1,500 800 3,000 5,000 Crash 4,000 1,800 700 1,300 3,000 1,600 4,500 8,000 a) Determine the project cost and duration without crashing. b) Determine the least expensive project cost if the duration is to be crashed by two weeks. c) Determine the least expensive project cost if the duration is to be crashed to 28 weeks.

Practical Management Science
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 following Table 1 contains a list of activities, with precedence requirements and crash costs. All start and finish times and crash costs are on a per-week basis. Table 1 Activity Activity Predecessor A B с D E F G H --- A A B B с D, E Activity Time (weeks) Normal 16 14 8 5 4 6 10 15 Crash 8 9 6 4 2 4 7 10 Activity Cost (S) Normal 2,000 1,000 500 600 1,500 800 3,000 5,000 Crash 4,000 1,800 700 1,300 3,000 1,600 4,500 8,000 a) Determine the project cost and duration without crashing. b) Determine the least expensive project cost if the duration is to be crashed by two weeks. c) Determine the least expensive project cost if the duration is to be crashed to 28 weeks.
Transcribed Image Text:The following Table 1 contains a list of activities, with precedence requirements and crash costs. All start and finish times and crash costs are on a per-week basis. Table 1 Activity Activity Predecessor A B с D E F G H --- A A B B с D, E Activity Time (weeks) Normal 16 14 8 5 4 6 10 15 Crash 8 9 6 4 2 4 7 10 Activity Cost (S) Normal 2,000 1,000 500 600 1,500 800 3,000 5,000 Crash 4,000 1,800 700 1,300 3,000 1,600 4,500 8,000 a) Determine the project cost and duration without crashing. b) Determine the least expensive project cost if the duration is to be crashed by two weeks. c) Determine the least expensive project cost if the duration is to be crashed to 28 weeks.
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