Table J.7 The Following Four Jobs Just Arrived (End of Hour 0)

Multiple Choice

Table J.7
The following four jobs just arrived (end of hour 0) at Workstation A. They are the only ones waiting to be processed.

-Using the information in Table J.7 and the CR rule, what is the average flow time at workstation A?

A) fewer than or equal to 14.0 hours
B) greater than 14.0 but fewer than or equal to 14.5 hours
C) greater than 14.5 but fewer than or equal to 15.0 hours
D) greater than 15.0 hours