PA $3-1($Algo$)$ It takes a barber... 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? Capacity customers per hour b$.$ Assuming the demand for the barber is $2$ customers per hour, what is the flow rate? Flow rate customers per hour c$.$ Assuming the demand for the barber is $2$ customers per hour, what is the utilization? Utilization percent d$.$ Assuming the demand for the barber is $2$ customers per hour, what is the cycle time?