Virginia's Ron McPherson Electronics Corporation retains a service crew to repair machine breakdowns that occur on an average of 4= per 8-hour workday (approximately Poisson in nature). The crew can service an average of =8 machines per workday, with a repair time distribution that resembles the negative exponential distribution.

What is the number of machines served per workday?

What is the number of machines arriving for the repair work day?

What is the utilization rate of this service system? (Round to two decimal places)

What is the average downtime for a broken machine (Round to two decimal places)

What is the average number of machines waiting to receive service at any given time? (Round to the nearest 3rd decimal place)

What is the probability that there is more than one machine that is in the system? (Round to the nereast 4th decimal, place)