Milano Pizza is a small neighborhood pizzeria that has a small area for in$-$store dining as well as offering take$-$out and free home delivery services. The pizzeria's owner has determined that the shop has two major cost drivers$-$the number of pizzas sold and the number of deliveries made.

The pizzeria's cost formulas appear below:

$\backslash$table$[[$Fixed Cost,,,$],[$per Month,$\backslash$table$[[$Cost per$],[$Pizza$]],\backslash$table$[[$Cost per$],[$Delivery$]],],[$Pizza ingredients,$$5,890,$$$4\mathrm{.}30,],[$Kitchen staff,$$600,$$$0\mathrm{.}20,],[$Utilities$,,,$$$3\mathrm{.}00$