A. If three machines are assigned to an operator, what will be the cost per unit produced? B. If the cost per machine is unknown, for what range of values Cm will the optimum assignment remain the same?

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter4: Linear Programming Models
Section4.8: Data Envelopment Analysis (dea)
Problem 42P
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It takes 6 minutes to load and 4 minutes to unload a machine. Inspection, packing, and travel between machines totals 4 minutes. Machines run automatically for 30 minutes. Operators cost $20 per hour; machines cost $50 per hour.

A. If three machines are assigned to an operator, what will be the cost per unit produced?

B. If the cost per machine is unknown, for what range of values Cm will the optimum assignment remain the same?

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