Practical Management Science
Practical Management Science
6th Edition
ISBN: 9781337406659
Author: WINSTON, Wayne L.
Publisher: Cengage,
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Question 998
A construction project is broken down into the following 10 activities:
IMMEDIATE
PREDECESSOR
ACTIVITY
1
2
3
4
5
6
7
8
9
10
1
1
1
2, 3
3
4
5
6, 7
b-1. Find the critical path.
O 1-3-5-8-10
1-3-6-9-10
1-4-7-9-10
1-2-5-8-10
Number of weeks
TIME
(WEEKS)
4
2
4
3
5
6
2
b-2. How many weeks will the project take to complete?
c. If activities 1 and 10 cannot be shortened, but activities 2 through 9 can be shortened to a minimum of one week each at a cost of
$10,000 per week, which of the following options would reduce the project duration by four weeks? (You may select more than one
answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with
expand button
Transcribed Image Text:A construction project is broken down into the following 10 activities: IMMEDIATE PREDECESSOR ACTIVITY 1 2 3 4 5 6 7 8 9 10 1 1 1 2, 3 3 4 5 6, 7 b-1. Find the critical path. O 1-3-5-8-10 1-3-6-9-10 1-4-7-9-10 1-2-5-8-10 Number of weeks TIME (WEEKS) 4 2 4 3 5 6 2 b-2. How many weeks will the project take to complete? c. If activities 1 and 10 cannot be shortened, but activities 2 through 9 can be shortened to a minimum of one week each at a cost of $10,000 per week, which of the following options would reduce the project duration by four weeks? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with
8
9
10
>
6, 7
8, 9
b-1. Find the critical path.
O 1-3-5-8-10
1-3-6-9-10
1-4-7-9-10
O 1-2-5-8-10
b-2. How many weeks will the project take to complete?
Number of weeks
c. If activities 1 and 10 cannot be shortened, but activities 2 through 9 can be shortened to a minimum of one week each at a cost of
$10,000 per week, which of the following options would reduce the project duration by four weeks? (You may select more than one
answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with
the question mark to empty the box for a wrong answer.)
?Cut activity 3 by 3 weeks, and then reduce activity 6 or 9 by one week.
?Cut activity 5 by 4 weeks.
?Reduce activities 6 and 9 by a total of 3 weeks, and then reduce activity 3 by one week.
?Cut activity 4 by 3 weeks, and then reduce activity 6 or 5 by one week.
? Cut activity 5 by 3 weeks, and then reduce activity 4 or 9 by one week.
expand button
Transcribed Image Text:8 9 10 > 6, 7 8, 9 b-1. Find the critical path. O 1-3-5-8-10 1-3-6-9-10 1-4-7-9-10 O 1-2-5-8-10 b-2. How many weeks will the project take to complete? Number of weeks c. If activities 1 and 10 cannot be shortened, but activities 2 through 9 can be shortened to a minimum of one week each at a cost of $10,000 per week, which of the following options would reduce the project duration by four weeks? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer.) ?Cut activity 3 by 3 weeks, and then reduce activity 6 or 9 by one week. ?Cut activity 5 by 4 weeks. ?Reduce activities 6 and 9 by a total of 3 weeks, and then reduce activity 3 by one week. ?Cut activity 4 by 3 weeks, and then reduce activity 6 or 5 by one week. ? Cut activity 5 by 3 weeks, and then reduce activity 4 or 9 by one week.
Expert Solution
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Step 1

Network diagram of given activities: 

Operations Management homework question answer, step 1, image 1

 

 

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