Table J.15 Consider the Following Problem in Which Four Jobs That Arrived

Multiple Choice

Table J.15
Consider the following problem in which four jobs that arrived this morning are to be processed on two machines. They start with the cutting machine and then go to the painting machine. The following processing times are available (in hours) :

-Use the information in Table J.15. If the SPT rule is used to determine the sequence at the cutting machine and the same sequence is also used at the painting machine, what is the makespan through both machines?

A) fewer than or equal to 32 hours
B) greater than 32 hours but fewer than or equal to 34 hours
C) greater than 34 hours but fewer than or equal to 36 hours
D) greater than 36 hours