What is the average number of cars waiting in station

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Reference no: EM132180955

Assuming that the arrival rate is 9 cars per hour and the average washing time is 6 minutes. Also, assume Poisson arrivals and exponential service. Answer the following questions assuming that the system is in in steady-state (or in other words, in equilibrium):

1. What is the average number of cars waiting in station?

2. If the car wash costs $15 and the station works from 8:00am to 8:00 pm how much money is collected per day on average? How much does the station lose?

3. On average how much it take for a customer until he leaves with his car washed?

4. Management decided to buy another machine if the old machine works more than 85% of the time. Will the management buy a new machine?

Reference no: EM132180955

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