For an M/G/1 System With $\lambda$ = 20 And $\mu$ = 35, With

question 18

Essay

For an M/G/1 system with $\lambda$ = 20 and $\mu$ = 35, with $\sigma$ = .005, find
a.the probability the system is idle.
b.the average length of the queue.
c.the average number in the system.