(30) First-time driver's license applicants take a computerized multiple-choice test on rules of the road and then take the road test on the course behind the station. A rural driver's license office has only one computerized test station and one road test administrator for these drivers. First-time drivers take an average of 40 minutes on the computerized test and 35 minutes on the road test. Assume Poisson arrivals and exponential process times with the first station utilized 100%. The waiting area to get onto the driving course can accommodate only 4 applicants. a. (20) What is the average number of applicants in the system, the throughput, and the average cycle time? b. (10) How much is TH reduced from the case where there is no limit on the number of applicants in the waiting area?