Problem $1($Bill$\text{'}$s Barbershop$)$ in Chapter $5($p$.199).$ See page $184$ and $197$ for an example.

a$.$ How long does it take the average customer to complete this process?

b$.$ What single activity is the bottleneck for the entire process?

c$.$ How many customers can this process serve in an hour?

Problem $4$ Canine Kernels $($p$.200).$ See page $185$ and $186$ for solved problem. Use Figure $5\mathrm{.}12$ to determine the aggregate workload for the three workstations and then determine which of the three W$,$ X$,$ or Y has the highest aggregate workload.