Question 3.39

9.

  1. For what value of “?” will the order-requirement digraph have a critical path of length 16?
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  2. If the time for T2 is set to the answer in part (a), what is the largest amount of time that T5 can increase so the earliest completion time for the job involving the six tasks is still 16?

9.

(a) 2

(b) 1