Sathre corporation is an oil well service company that measures its output by the number of wells serviced. the company has provided the following fixed and variable cost estimates that it uses for budgeting purposes. fixed element per month variable element per well serviced revenue $ 4,500 employee salaries and wages $ 56,400 $ 900 servicing materials $ 700 other expenses $ 35,400 when the company prepared its planning budget at the beginning of december, it assumed that 34 wells would have been serviced. however, 32 wells were actually serviced during december. the “employee salaries and wages” in the flexible budget for december would have been closest to: