What is the average amount of time

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Reference no: EM133447490

Question: One operator services a bank of five machines. Machine running and service times are both exponential. Machines run for an average of 180 minutes between service requirements, and service time averages 60 minutes. The operator receives $20 per hour in salary and fringe benefits, and machine downtime is $70 per hour.

With two operators, how much will be the hourly service cost?

With one operator, what is the average amount of time (in minutes) that a machine has to wait before being serviced by the operator?

Reference no: EM133447490

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