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 60 students enrolled in those two courses. Data concerning the company's cost formulas appear below: Instructor wages Classroom supplies Utilities Campus rent Insurance Administrative expenses Fixed Cost per Cost per cost per Month Course Student $ 2,910 $ 300 $1,220 $ 60 $5,000 $2,400 $3,800 $ 42 $ 4 For example, administrative expenses should be $3,800 per month plus $42 per course plus $4 per student. The company's sales should average $880 per student. The company planned to run four courses with a total of 60 students; however, it actually ran four courses with a total of only 56 students. The actual operating results for September appear below: Revenue Instructor wages classroom supplies Utilities Campus rent Insurance Administrative expenses Actual $ 49,900 $ 10,920 $ 17,850 $ 1,870 $ 5,000 $ 2,540 $ 3,634 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.) Gourmand Cooking School Flexible Budget Performance Report For the Month Ended September 30 Actual Results Flexible Budget Planning Budget Courses 4 Students 56 Revenue $ 49,900 Expenses: Instructor wages 10,920 Classroom supplies 17,850 Utilities 1,870 Campus rent 5,000 Insurance 2,540 Administrative expenses 3,634 Total expense 41,814 8,086 Net operating income $