Problem $9-19($Algo$)$ More Than One Cost Driver $[$LO$9-2,$ LO$9-3,$ LO$9-5,$ LO$9-6]$

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

The plzzerla's cost formulas appear below.

$\backslash$table$[[,\backslash$table$[[$Fixed$],[$per$]],\backslash$table$[[d$ cost$],[$Month$]],\backslash$table$[[$Cost per$],[$Pizz$3]],\backslash$table$[[$Cost per$],[$Delivery$]]],[$Pizza ingredients,,,$34\mathrm{.}43,],[$Kitchen staff,$3,6,130,,],[$Ut$11$ities,,$5728,3\mathrm{.}43,],[$Delitvery person,,,,$33\mathrm{.}2$ e$],[$Delivery venicle,,$3748,,51\mathrm{.}4$ e$],[$Lquipment depreciation,,$3488,,],[$Pent$,3,2,890,,],[$Miscellaneous$,,8840,$$$8\mathrm{.}20,]]$

In November, the pizzenla budgeted for $1,890$ pizzas at an average selling price of $$18$ per pizza and for $250$ dellverles.

Data concerning the pizzeria's actual results in November were as follows:

$\backslash$table$[[,\backslash$table$[[$Actual$],[$Results$]]],[$Pizzas$,1,999],[$Deliveries$,239],[$Revenue$,3\mathrm{.}36,480$