Burrito King ( a new fast-food franchise opening up nationwide) has successful

Burrito King ( a new fast-food franchise opening up nationwide) has successfully automated burrito production for its drive-up fast-food
establishments. The Burro-Master 9000 requires a constant 45 seconds to produce a batch of burritos. It has been estimated that customers will arrive at the
drive up window according to a poisson distribution at an average of one every 50 seconds. To help determine the amount of space needed for the line at the
drive up window. Burrito king would like to know the expected average time in the system the average line length (in cars) and the average number of cars in
the system (both in line and at the window).