A. Draw a diagram of precedence relationships. B. Compute the cycle duration per hamburger (cycle time), in minutes. C. Compute the minimum number of workstations required.

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 38P: Suppose you are borrowing 25,000 and making monthly payments with 1% interest. Show that the monthly...
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A company is setting up an assembly line to produce phones cell phones. They intend to use line balancing with time heuristics longer task. They know that the demand per hour is 40 phones and the productive time per hour is 54 minutes. Below are the data collected on the precedence and duration of tasks (in minutes):

 

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A. Draw a diagram of precedence relationships.
B. Compute the cycle duration per hamburger (cycle time), in minutes.
C. Compute the minimum number of workstations required.
D. How would you allocate tasks to workstations to minimize time idle? Evaluate your proposal.

Tempo
executar a tarefa
para
Tarefas
Precedentes
Tarefa
(min)
0,40
1,20
0,90
0,70
0,60
0,35
1,00
0,80
0,50
A
B
A
A
B
F
C
D, E
F, G
H
CDEEL GH
Transcribed Image Text:Tempo executar a tarefa para Tarefas Precedentes Tarefa (min) 0,40 1,20 0,90 0,70 0,60 0,35 1,00 0,80 0,50 A B A A B F C D, E F, G H CDEEL GH
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