Question: Use Johnson's rule to determine the optimal sequencing for the five jobs to be processed on two machines in a fixed order (Machine 1 before

Use Johnson's rule to determine the optimal sequencing for the five jobs to be processed on two machines in a fixed order (Machine 1 before Machine 2). The processing times are given in the table below.

Job Machine 1 Machine 2
C 10 11
D 8 17
E 14 9
F 13 7
G 10 8
  1. What is the optimal sequence?
  2. What is the total flow time for this sequence?

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