c$)$ You need to schedule network packets using FIFO service. You also need to

indicate the time at which packets $1$ through $12$ each leave the queue. For each packet,

what is the delay between its arrival and the beginning of the slot in which it is

transmitted? What is the average delay of over all $12$ packets? $(2\mathrm{.}5+2\mathrm{.}5)$