ces AirQual Test Corporation provides on-site air quality testing services. The company has provided the following cost formulas and actual results for the month of February: Revenue Fixed Component per Month Variable Component per Job $ 280 Actual Total for February $ 28,050 Technician wages $ 8,300 $ 8,150 Mobile lab operating expenses $ 4,600 $ 35 $ 8,290 Office expenses $ 2,500 $ 3 $ 2,680 Advertising expenses $ 1,590 $ 1,660 Insurance $ 2,860 Miscellaneous expenses $ 920 $ 1 $ 2,860 $335 The company uses the number of jobs as its measure of activity. For example, mobile lab operating expenses should be $4,600 plus $35 per job, and the actual mobile lab operating expenses for February were $8,290. The company expected to work 110 jobs in February, but actually worked 118 jobs. Required: Prepare a flexible budget performance report showing AirQual Test Corporation's revenue and spending variances and activity variances for February. (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.)