AIrQual Test Corporation provides on$-$site air quality testing services. The company provided the following cost formulas and actual results for the month of February:

$\backslash$table$[[,\backslash$table$[[$Fixed$],[$Component$],[$per Month$]],\backslash$table$[[$Variable$],[$Component per Actual Total$],[$Job$]],$for February$],[$Revenue$,$$$8,400,,$$$38,800$