Alrqual 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: The company uses the number of jobs as its measure of activity. For example, moblle lab operating expenses should be $4,700 plus $34 per job, and the actual moblle lab operating expenses for February were $8,960. The company expected to work 130 jobs in February, but actually worked 134 jobs. Required: Prepare a flexble budget performance report showing AirQual Test Corporation's revenue and spending vartances and activity variances for February, (Indicate the effect of each variance by selecting " F " for favorable, " U " for unfavorable, and "None" for no effect (le., zero varlance). Input all amounts as positive values.)