Espresso Express operates a number of espresso coffee stands in busy suburban malls. The fixed weekly expense of a coffee stand is $$2,200$ and the variable cost per cup of coffee served is $$0\mathrm{.}29.$

Required:

a$)$ Estimate the company's total cost and average cost per cup of coffee at the indicated levels of activity.

b$)$ Does the average cost per cup of coffee served increase, decrease, or remain the same as the number of cups of coffee served in a week increases?

$\backslash$table$[[,$Cups of Coffee Served in a Week$],[2,300,2,400,2,500],[$Fixed cost$,$$$2,200,$$$2,200,$$$2,200$