Professional Image Briefcases is an exclusive producer of handcrafted, stylish cases. The company assembles each case with care and attention to detail. This laborious process requires the completion of the six primary work elements listed here a. Construct a precedence diagram for the manufacturing of briefcases. b. Compute the flow time required for assembling one briefcase and the cycle time necessary to assemble 50 cases in a 40-hour week. c. Balance the line and compute its efficiency. d. How would you change the line to produce 80 cases per week?

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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Professional Image Briefcases is an exclusive producer of
handcrafted, stylish cases. The company assembles each
case with care and attention to detail. This laborious process
requires the completion of the six primary work elements
listed here

a. Construct a precedence diagram for the manufacturing
of briefcases.
b. Compute the flow time required for assembling one
briefcase and the cycle time necessary to assemble 50
cases in a 40-hour week.
c. Balance the line and compute its efficiency.
d. How would you change the line to produce 80 cases
per week?

7-16. Professional Image Briefcases is an exclusive producer of
handcrafted, stylish cases. The company assembles each
case with care and attention to detail. This laborious process
requires the completion of the six primary work elements
listed here.
Work Element
Precedence
Time (min)
A Tan leather
30
B Dye leather
C Shape case
Mold hinges and fixtures
Install hinges and fixtures
F Assemble case
A
15
10
5
-
E
C, D
10
E
10
a. Construct a precedence diagram for the manufacturing
of briefcases.
b. Compute the flow time required for assembling one
briefcase and the cycle time necessary to assemble 50
cases in a 40-hour week.
c. Balance the line and compute its efficiency.
d. How would you change the line to produce 80 cases
per week?
Transcribed Image Text:7-16. Professional Image Briefcases is an exclusive producer of handcrafted, stylish cases. The company assembles each case with care and attention to detail. This laborious process requires the completion of the six primary work elements listed here. Work Element Precedence Time (min) A Tan leather 30 B Dye leather C Shape case Mold hinges and fixtures Install hinges and fixtures F Assemble case A 15 10 5 - E C, D 10 E 10 a. Construct a precedence diagram for the manufacturing of briefcases. b. Compute the flow time required for assembling one briefcase and the cycle time necessary to assemble 50 cases in a 40-hour week. c. Balance the line and compute its efficiency. d. How would you change the line to produce 80 cases per week?
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