Exercise 9-18 Working with More Than One Cost Driver [LO9-4, LO9-5] The Gourmand Cooking School runs short cooking courses at its small campus. Management has identified two cost drivers that 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 61 students enrolled in those two courses. Data concerning the company's cost formulas appear below Fixed Cost Cost per Cost per per Month Course Student $2,920 Instructor wages $300 Classroom supplies 1,230 85 Uti ties 4,700 Campus rent 2,200 Insurance Administrative expenses 3,900 44 3 For example, administrative expenses should be $3,900 per month plus $44 per course plus $3 per student. The company's sales should average$860 per student. The actual operating results for September appear below: Actual 49,560 Revenue Instructor wages 10,960 Classroom supplies 18,150 Utilities 1,980 4,700 Campus rent 2,340 Insurance 3,685 Administrative expenses