Tailwind, Inc., produces​ high-quality but expensive training shoes for runners. The Tailwind​ shoe, which sells for​ $210, contains both​ gas- and​ liquid-filled compartments to provide more stability and better protection against​ knee, foot, and back injuries. Manufacturing the shoes requires 10 separate tasks. There are 400 minutes available for manufacturing the shoes in the plant each day. Daily demand is 62. The information for the tasks is as​ follows:                                      Task Performance Time​ (mins) Predecessors A 1   − B 3   A C 1   B D 4   B E 1   ​C, D F 3   A G 2   F H 5   G I 3   ​E, H J 2   I ​a-b) The correct precedence relationship with one of the possible assignments of tasks using the ​"ranked positioned​weight" to workstations is shown in Fig 1, 2 or 3   ​c) The efficiency of the assembly line with 5 workstations shown in the figure chosen​ above=% (enter your response as a percentage rounded to one decimal​ place). ​d) The idle time for the assembly line per cycle​ = minute(s) ​(enter your response as a whole​ number).

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter4: Linear Programming Models
Section: Chapter Questions
Problem 111P
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Tailwind, Inc., produces​ high-quality but expensive training shoes for runners. The Tailwind​ shoe, which sells for​ $210, contains both​ gas- and​ liquid-filled compartments to provide more stability and better protection against​ knee, foot, and back injuries. Manufacturing the shoes requires 10 separate tasks. There are 400
minutes available for manufacturing the shoes in the plant each day. Daily demand is 62.
The information for the tasks is as​ follows:
                                    
Task
Performance
Time​ (mins)
Predecessors
A
1
 
B
3
 
A
C
1
 
B
D
4
 
B
E
1
 
​C, D
F
3
 
A
G
2
 
F
H
5
 
G
I
3
 
​E, H
J
2
 
I
​a-b) The correct precedence relationship with one of the possible assignments of tasks using the ​"ranked positioned​weight" to workstations is shown in Fig 1, 2 or 3
 
​c) The efficiency of the assembly line with 5 workstations shown in the figure chosen​ above=% (enter your response as a percentage rounded to one decimal​ place).
​d) The idle time for the assembly line per cycle​ = minute(s) ​(enter your response as a whole​ number).
Tailwind, Inc., produces high-quality but expensive training shoes for runners. The Tailwind shoe, which sells for $210,
contains both gas- and liquid-filled compartments to provide more stability and better protection against knee, foot, and
back injuries. Manufacturing the shoes requires 10 separate tasks. There are 400 minutes available for manufacturing the
shoes in the plant each day. Daily demand is 62. The information for the tasks is as follows:
Fig. 1
B
Performance
Task
Predecessors
Time (mins)
A
1
A
В
3
A
1
B
4
В
С, D
Fig. 2
E
1
F
3
A
G
2
F
H.
5
3
Е, Н
J
A
a-b) The correct precedence relationship with one of the possible assignments of tasks using the "ranked positioned
weight" to workstations is shown in
Fig. 3
c) The efficiency of the assembly line with 5 workstations shown in the figure chosen above=
% (enter your response
as a percentage rounded to one decimal place).
E
B
d) The idle time for the assembly line per cycle =
minute(s) (enter your response as a whole number).
A
.....
Transcribed Image Text:Tailwind, Inc., produces high-quality but expensive training shoes for runners. The Tailwind shoe, which sells for $210, contains both gas- and liquid-filled compartments to provide more stability and better protection against knee, foot, and back injuries. Manufacturing the shoes requires 10 separate tasks. There are 400 minutes available for manufacturing the shoes in the plant each day. Daily demand is 62. The information for the tasks is as follows: Fig. 1 B Performance Task Predecessors Time (mins) A 1 A В 3 A 1 B 4 В С, D Fig. 2 E 1 F 3 A G 2 F H. 5 3 Е, Н J A a-b) The correct precedence relationship with one of the possible assignments of tasks using the "ranked positioned weight" to workstations is shown in Fig. 3 c) The efficiency of the assembly line with 5 workstations shown in the figure chosen above= % (enter your response as a percentage rounded to one decimal place). E B d) The idle time for the assembly line per cycle = minute(s) (enter your response as a whole number). A .....
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