It takes a barber $15$ minutes to serve one customer.

Note: Round your answers to $2$ decimal places.

a$.$ What is the capacity of the barber expressed in customers per hour?

$\backslash$table$[[$Capacity$,4\mathrm{.}00,$customers per hour$]]$

b$.$ Assuming the demand for the barber is $3$ customers per hour, what is the flow rate?

Flow rate

customers per hour

c$.$ Assuming the demand for the barber is $3$ customers per hour, what is the utilization?