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 Courses Students Revenue Expenses: Instructor wages Classroom supplies Utilities Campus rent Insurance Administrative expenses Total expense Net operating income For the Month Ended September 30 Flexible Planning Actual Results Budget Budget 4 61 $ 54,950 11,120 18,050 1,950 5,100 2,540 3,566 42,326 $ 12,624