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 reports-the 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 per Cost per Cost per Month Course Student $ 2,930 Instructor wages Classroom supplies Utilities Campus rent Insurannce Administrative expenses $290 1,24055 $4,700 $2,100 $3,600 45 5 For example, administrative expenses should be $3,600 per month plus $45 per course plus $5 per student. The company's sales should average $890 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 56 students. The actual operating results for September appear below: Revenue Instructor wages Classroom supplies Utilities campus rent Insurance Administrative expenses Actual $54,060 $ 11,000 18,410 $1,87 $ 4,700 $2,240 $ 3,526 Requirec 1. Prepare the company's planning budget for September. 2. Prepare the company's flexible budget for September 3. Calculate the revenue and spending variances for September