Question: 2 . In an M / D / 1 queue, the average inter - arrival time is 6 minutes per hour. The service rate is

2. In an M/D/1 queue, the average inter-arrival time is 6 minutes per hour. The service rate is 20 customers per hour. The average queue length is:
A.1 B.1/2 C.1/4 D.2
E. None of the above

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