Eight jobs have been sequenced at a single work center. Total processing time for the eight jobs is 34 hours, and total flow time for the sequence is 85 hours. For this schedule, utilization is ________ and the average number of jobs in the system is ________.
A) 100 percent; 10.625
B) low; .0941
C) 0.400 or 40 percent; 2.5
D) 0.235 or 23.5 percent; 4.25
E) maximized; minimized

Question

Quizplus · Accepted Answer

Utilization = Total Processing Time / Total Flow Time = 34 / 85 = 0.4 or 40%
Average Number of Jobs in the System = Flow Time / Processing Time = 85 / 34 = 2.5

Eight Jobs Have Been Sequenced at a Single Work Center