Assume that a company provided the following excerpts of information from its flexible budget performance report:

$\backslash$table$[[,\backslash$table$[[$Actual$],[$Results$]],\backslash$table$[[$Flexible$],[$Budget$]],\backslash$table$[[$Planning$],[$Budget$]]],[$Flights $($q$),52,?,],[$Expenses:$,,,],[$Wages and salaries $($$$4,000+$$$88\mathrm{.}00q),$$$8,510,?,$$$8,400$