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$[[,\backslash$table$[[$Fixed cost$],[$per Month$]],\backslash$table$[[$Cost per$],[$Pizza$]],\backslash$table$[[$Cost per$],[$Delivery$]]],[$Pizza ingredients,,$$4\mathrm{.}70,],[$Kitchen staff,$ $6,190,,],[$Utilities$,$$$750,$$$0\mathrm{.}70,],[\backslash$table$[[$Delivery person$],[$Delivery vehicle$]],8770,,\backslash$table$[[$$$3\mathrm{.}50$