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.
a. What is the utilization of the server?
b. What is the expected time between people arriving to this system?
c. How long is the line expected to be upon arrival?
d. What is the service rate of the server?