please help prepare a flexible budget performance for September

The Gourmand Cooking School runs short cooking courses at its small campus. Management has identified two cost drivers it uses for budgeting purposes - 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: For example, administrative expenses should be $3,900 per month plus $42 per course plus $3 per student. The company's sales should average $880 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 62 students. The actual operating results for September were as follows: Required: Prepare a flexible budget performance report for September. Note: Indicate the effect of each variance by selecting "F" for favorable, " U " for unfavorable, and "None" for no effect (l.e., zero variance). Input all amounts as positive values