The Gourmand Cooking School runs short cooking courses at its small campus. Management has identified two cost drivers it uses in its budgeting and performance reportsthe number of courses and the total number of students. For example, the school might run two courses in a month and have a total of 64 students enrolled in those two courses. Data concerning the company's cost formulas appear below: Fixed Cost Cost per Course $ 2,980 Cost per Student per Month $ 260 $ 60 Instructor wages Classroom supplies Utilities Campus rent Insurance Administrative expenses $ 1,240 $ 4,700 $ 2,300 $ 3,600 $ 44 $ 6 For example, administrative expenses should be $3,600 per month plus $44 per course plus $6 per student. The company's sales should average $900 per student. The company planned to run four courses with a total of 64 students; however, it actually ran four courses with a total of only 58 students. The actual operating results for September appear below: Revenue Instructor wages Classroom supplies Utilities Campus rent Insurance Administrative expenses Actual $ 54,700 $ 11, 200 $ 16,490 $ 1,890 $ 4,700 $ 2,440 $ 3,586 Required: Prepare a flexible budget performance report that shows both revenue and spending variances and activity variances for September. (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.) Flexible Budget Performance Report For the Month Ended September 30 Actual Results Flexible Budget Planning Budget Courses 4 Students 58 Revenue $ 54,700 Expenses: Instructor wages Classroom supplies Utilities Campus rent Insurance 11,200 16,490 1,890 4,700 2,440 3,586 40,306 14,394 Administrative expenses Total expense Net operating income $