b$)$ Determine the ideal number of agents to employ.

c$)$ Calculate the hourly cost of operation at the ideal number of agents.

d$)$ Assess the utilization rate for agents with the minimum number of agents.

e$)$ An innovative customer experience coordinator is brought on board, offering a

magician's services to entertain those waiting, at a cost of $$15$ per hour, thus reducing

the waiting cost to $$50$ per person per hour. How does this affect the ideal number of

agents and the associated costs?