How many workstations are required by your design?   A. 7   B. 5   C. 4   D. 6   E. 3

Practical Management Science
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A company needs to design an assembly line to produce portable electric generators.  They plan to use the assembly-line 6 hours each day to produce 2160 generators daily.  The following table describes the tasks involved in the assembly of portable electric generator:

    

                                    IMMEDIATE

            TASK              PREDECESSORS                  TIME (seconds)

          ====               ===========                   ==============

                a                 none                                        3

                b                 none                                        5

                c                 a,b                                           6

                d                 none                                        7

                e                 c,d                                           9

 

Use the Longest Processing Time Rule (LPT) to design this assembly line.

How many workstations are required by your design?

  A. 7
  B. 5
  C. 4
  D. 6
  E. 3
 
 
 
 
 
 
 
 
 
 
 

 

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