quantitative methods tutorial 1

Dell Eatery employs one worker whose job it is to load apple pics on outgoing company cars. Cars arrive at the loading gate at an average of 8 per hour, according to a Poisson distribution. The worker loads them at a rate of 10 per hour, following approximately the exponential distribution in service times. Calculate the following: a. Number of the cars in the system b. Number of cars in the queue ' c. The waiting time in the system d. The waiting time in the queue Formulae