Answer part H please

Automobiles arrive at the drive through window at the downtown Baton Rouge, Louisiana, post office at the rate of every 10 minutes. The average service time is 1.5 minutes. The Poisson distribution is appropriate for the arrival rate and service times are negative exponentially distribuled. a) The average time a car is in the system = 2.73 minutes fround your response to two decimal pisces). b) The average number of cars in the system = 0.12 cars fround your response to lwe decimal places) C) The average number of cars waiting to receive service = 0.37 cers fround your response to two decimal process d) The average time a car is in the queue - 123 minutes fround your reprise de la decimal places!. e) The probability that there are no cars at the window = 0.55 (round your response to two dealmai places) The percentage of the time the poslal derk is busy - 45 % rxnd your response to the neural whicle minderl. 9) The probabilty that there are exactly 2 cars in the system = 0.111 mound your response to the decimal pinces), hy if a second drive-through window, with its own server, were added, the average tire a car is in the system - minules (round your response to two decimies)