You jump out of your car at a location known to have one ATM, but a history of a line. Usually you can expect to wait 200 seconds from the time you arrive until leaving with the $. Service time averages 35 seconds.
What is the utilization of the server? _____%
What is the expected time between people arriving to this system? _____ seconds
How long is the line expected to be upon arrival? _____ people
What is the service rate of the server? _____ people/second.