Arrison Corporation uses customers served as its measure of activity. During July, the company budgeted for 34,000 customers, but actually served 33,000 customers. The company has provided the following data concerning the formulas used in its budgeting and its actual results for July Data used in budgeting Fixed element Revenue Wages and salaries Supplies Insurance Miscellaneous expense per month S 31,200 S 10,000 Variable element per customer S 3.50 S 1.20 $ 0.60 $ 0.00 $ 0.20 S 6,400 Actual results for July Revenue Wages and salaries Supplies Insurance Miscellaneous expense 5 115,100 S 69,300 $ 22,700 S 9,700 s 13,900 Required: Prepare the company's flexible budget performance report for July. Label each variance as favorable (F) or unfavorable (U)