You are in charge of a project at the local community center. The center needs to remodel one of the rooms in time for the start of a new program. Delays in the project mean that the center must rent other space at a nearby church at additional cost. Time and cost data for your project are contained in below table. Your interest is in minimizing the cost of the project to the community center. Using the normal times for each activity, what is the earliest date you can complete the project? Suppose the variable overhead costs are $50 per day for your project. Also, suppose that the center must pay $40 per day for a temporary room on day 15 or beyond. Find the minimum-cost project schedule using below format. The AON diagram for the community center project is below. Crash 4 times and find total cost

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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You are in charge of a project at the local community center. The center needs to remodel one of
the rooms in time for the start of a new program. Delays in the project mean that the center must
rent other space at a nearby church at additional cost. Time and cost data for your project are
contained in below table. Your interest is in minimizing the cost of the project to the community
center.
Using the normal times for each activity, what is the earliest date you can complete the project?
Suppose the variable overhead costs are $50 per day for your project. Also, suppose that the
center must pay $40 per day for a temporary room on day 15 or beyond. Find the minimum-cost
project schedule using below format.
The AON diagram for the community center project is below.

Crash 4 times and find total cost.

START
0
10
4
A
10
7
2
3
8
5
6
0
B
4
Activity Time (days)
START
A
B
C
D
E
F
G
H
FINISH
Normal
Cost ($)
0
50
40
70
20
30
80
50
60
0
E3
F
8
2
Fill in the blanks
Crash
Time (days)
0
8
2
6
1
NONE
5
430
H
6
Cost ($)
0
150
200
160
50
NONE
290
180
180
0
G
5
FINISH
Maximum
Reduction
Crashing cost
$ per Day
=======
Transcribed Image Text:START 0 10 4 A 10 7 2 3 8 5 6 0 B 4 Activity Time (days) START A B C D E F G H FINISH Normal Cost ($) 0 50 40 70 20 30 80 50 60 0 E3 F 8 2 Fill in the blanks Crash Time (days) 0 8 2 6 1 NONE 5 430 H 6 Cost ($) 0 150 200 160 50 NONE 290 180 180 0 G 5 FINISH Maximum Reduction Crashing cost $ per Day =======
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