inhih a present for his sons upcoming birthday. details for each task are as follows: E F D C,E F 5 6 80 60 Task A B D G Preceding Task - A A Duration (day) | 12 10 12 9 12 Cost (RM) 50 140 120 60 70 (a) Obtain the following: • The number of days it will take for Ed to finish building the treehouse. • Which tasks are cannot be delayed at all without delaying the whole project. • The total cost of building the treehouse.

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...
icon
Related questions
icon
Concept explainers
Topic Video
Question
Ed is planning to build a treehouse as a present for his son's upcoming 10th birthday. The
details for each task are as follows:
DE F G
AD C,E F
12
Task
A
B
Preceding Task
Duration (day) | 12
A
B
10
12
5
Cost (RM)
50 140 120 60 70
80
60
(a) Obtain the following:
• The number of days it will take for Ed to finish building the treehouse.
• Which tasks are cannot be delayed at all without delaying the whole project.
• The total cost of building the treehouse.
(b) Due to illness, Ed has to begin building the treehouse later than planned. He reckons that
he must reduce the build duration by 3 days to complete the treehouse by his son's birthday.
He has determined the crash cost and crash time for each task as follows:
Task
А В С
DE F G
Crash Time (day) | 12 8
9
8 10 5
6
Crash Cost (RM) | 50 170 180 70 95 80 60
Obtain the following:
• All tasks that are crashed and by how much.
• The new total cost for building the treehouse.
Transcribed Image Text:Ed is planning to build a treehouse as a present for his son's upcoming 10th birthday. The details for each task are as follows: DE F G AD C,E F 12 Task A B Preceding Task Duration (day) | 12 A B 10 12 5 Cost (RM) 50 140 120 60 70 80 60 (a) Obtain the following: • The number of days it will take for Ed to finish building the treehouse. • Which tasks are cannot be delayed at all without delaying the whole project. • The total cost of building the treehouse. (b) Due to illness, Ed has to begin building the treehouse later than planned. He reckons that he must reduce the build duration by 3 days to complete the treehouse by his son's birthday. He has determined the crash cost and crash time for each task as follows: Task А В С DE F G Crash Time (day) | 12 8 9 8 10 5 6 Crash Cost (RM) | 50 170 180 70 95 80 60 Obtain the following: • All tasks that are crashed and by how much. • The new total cost for building the treehouse.
Expert Solution
steps

Step by step

Solved in 3 steps with 1 images

Blurred answer
Knowledge Booster
Inventory management
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, operations-management and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Practical Management Science
Practical Management Science
Operations Management
ISBN:
9781337406659
Author:
WINSTON, Wayne L.
Publisher:
Cengage,
Operations Management
Operations Management
Operations Management
ISBN:
9781259667473
Author:
William J Stevenson
Publisher:
McGraw-Hill Education
Operations and Supply Chain Management (Mcgraw-hi…
Operations and Supply Chain Management (Mcgraw-hi…
Operations Management
ISBN:
9781259666100
Author:
F. Robert Jacobs, Richard B Chase
Publisher:
McGraw-Hill Education
Business in Action
Business in Action
Operations Management
ISBN:
9780135198100
Author:
BOVEE
Publisher:
PEARSON CO
Purchasing and Supply Chain Management
Purchasing and Supply Chain Management
Operations Management
ISBN:
9781285869681
Author:
Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson
Publisher:
Cengage Learning
Production and Operations Analysis, Seventh Editi…
Production and Operations Analysis, Seventh Editi…
Operations Management
ISBN:
9781478623069
Author:
Steven Nahmias, Tava Lennon Olsen
Publisher:
Waveland Press, Inc.