$3.$ If a customer must wait more than $\mathrm{.}3$ hour in a queue, they will leave and go elsewhere which costs the company $$5$ in profit per customer that leaves. If excessive waiting time in a queue results in a total of four customers leaving per hour and the cost to add another server is $$20/$hour$,$ would it be profitable to add another server to avoid losing the four customers per hour? If so$,$ how much profit would we have if we add another server?

Group of answer choices

Yes, add another server for a profit of $$5$

Yes, add another server for a profit of $$10$

No$,$ adding another server will result in no increased profit or loss

No$,$ adding another server will decrease profits