Problem:
You need cash and FAST. You jump out of your car at a location to have one ATM, but a history of a line. Usually you can expect to wait 250 seconds from the time you arrive until leaving with the cash. Service time averages 30 seconds.
Required:
Question 1) What is the utilization of the server ______%?
Question 2) What is the expected time between people arriving to this system_________seconds?
Question 3) How long is the line expected to be upon arrival? _____________people.
Question 4) What is the service rate of the server? _____________ people/second.
Solve the problem and show all work.