Essay
Customers arrive at a bank at a rate of 50 per hour.The bank has 3 tellers and on average,it takes 2 minutes to service a customer.
(a)What proportion of time are the tellers busy?
(b)What is the average number of customers in the bank?
(c)What is the average weight time?
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(a)ρ = 0.5...View Answer
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