Roberds Tech is a for-profit vocational school. The school bases its budgets on two measures of activity (i.e., cost drivers), namely student and course. The school uses the following data in its budgeting: Fixed element per month Variable element per student Variable element per course Revenue $ 0 $ 278 $ 0 Faculty wages $ 0 $ 0 $ 3,060 Course supplies $ 0 $ 48 $ 36 Administrative expenses $ 26,300 $ 23 $ 48 In March, the school budgeted for 1,870 students and 84 courses. The school's income statement showing the actual results for the month appears below: Roberds Tech Income Statement For the Month Ended March 31 Actual students 1,770 Actual courses 87 Revenue $ 391,340 Expenses: Faculty wages 212,950 Course supplies 60,590 Administrative expenses 74,562 Total expense 348,102 Net operating income $ 43,238 Required: Prepare a flexible budget performance report showing both the school's activity variances and revenue and spending variances for March. Label each variance as favorable (F) or unfavorable (U). (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance). Input all amounts as positive values.)