The Carry-on Luggage Company must set up an assembly line for a wheeled carry-on bag. Forecasts show that 60 units per hour should be produced. The tasks required, task times, and precedence relationships are as follows: Task Time (seconds) Predecessors A 30 B 50 A C 25 A D 10 B E 25 B F 15 B C, E, F D, G G 10 H 30 a) What is the cycle time? b) What is the theoretical number of workstations? c) Balance the line by assigning the tasks to the workstations using the longest operating time rule.

Practical Management Science
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Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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The Carry-on Luggage Company must set up an assembly line for a wheeled carry-on
bag. Forecasts show that 60 units per hour should be produced. The tasks required, task
times, and precedence relationships are as follows:
Task
Time (seconds)
Predecessors
A
30
B
50
A
C
25
A
10
B
E
25
B
F
15
B
С, Е, F
D, G
G
10
H
30
a) What is the cycle time?
b) What is the theoretical number of workstations?
c) Balance the line by assigning the tasks to the workstations using the longest
operating time rule.
d) What is the efficiency of the balanced line?
Transcribed Image Text:The Carry-on Luggage Company must set up an assembly line for a wheeled carry-on bag. Forecasts show that 60 units per hour should be produced. The tasks required, task times, and precedence relationships are as follows: Task Time (seconds) Predecessors A 30 B 50 A C 25 A 10 B E 25 B F 15 B С, Е, F D, G G 10 H 30 a) What is the cycle time? b) What is the theoretical number of workstations? c) Balance the line by assigning the tasks to the workstations using the longest operating time rule. d) What is the efficiency of the balanced line?
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