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$]]],[\backslash$table$[[$Pizza ingredients$],[$Kitchen staff$]],$$$6,110,$$$4\mathrm{.}30,],[\backslash$table$[[$Utilities$],[$Delivery person$]],$$$710,$$$0\mathrm{.}30,],[$Delivery vehicle,$$730,,\backslash$table$[[$$$3\mathrm{.}10$