Auto Lavage is a Canadlan company that owns and operates a large automatic carwash facility near Quebec. The following table provides data concerning the company's costs:

$\backslash$table$[[$Cleaning supplies,$\backslash$table$[[$Fixed Cost$],[$per Month$]],\backslash$table$[[$Cost per$],[$Car Washed$]]],[$Electricity$,,$$$0\mathrm{.}9$