I. II. III. A B C D E F Work Element Tan leather Dye leather Shape Case Mold hinges & fixtures Install hinges & fixtures Assemble case Precedence Time A B C,D E 30 15 10 5 10 10 Construct a precedence diagram for the manufacturing of briefcases. Compute the flow time required for assembling one briefcase and the cycle time necessary to assemble 50 cases in a 40-hour week. Balance the line with appropriate number of workstations and compute its efficiency. 4

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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Work Element
Precedence
Time
A
Tan leather
30
B
Dye leather
A
15
C
Shape Case
В
10
D
Mold hinges & fixtures
Install hinges & fixtures
C,D
10
F
Assemble case
10
I.
Construct a precedence diagram for the manufacturing of briefcases.
II.
Compute the flow time required for assembling one briefcase and the
cycle time necessary to assemble 50 cases in a 40-hour week.
Balance the line with appropriate number of workstations and compute
its efficiency.
III.
B.
Transcribed Image Text:Work Element Precedence Time A Tan leather 30 B Dye leather A 15 C Shape Case В 10 D Mold hinges & fixtures Install hinges & fixtures C,D 10 F Assemble case 10 I. Construct a precedence diagram for the manufacturing of briefcases. II. Compute the flow time required for assembling one briefcase and the cycle time necessary to assemble 50 cases in a 40-hour week. Balance the line with appropriate number of workstations and compute its efficiency. III. B.
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