AirQual Test Corporation provides on-site alr quality testing services. The company has provided the following cost formulas dnd actual results for the month of February: The company uses the number of jobs as its measure of activity. For example, moblle lab operating expenses should be $4,800 plus $35 per job, and the actual mobile lab operating expenses for February were $8,840. The company expected to work 120 jobs in February, but actually worked 130 jobs. Required: Prepare a flexible budget performance report showing AlrQual 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.) AirQual Test Corporation Flexible Budget Performance Report For the Month Ended February 28 Jobs Revenue Expenses