You jump out of your

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. SHOW ALL WORK!

Remembering 

a. What is the utilization of the server? _____% (1.0 pt)

b. What is the expected time between people arriving to this system? 
_____ seconds (1.0 pt)

c. How long is the line expected to be upon arrival? _____ people (1.0 pt)

d. What is the service rate of the server? _____ people/second (1.0 pt)