Jake's Root Repar provided the following data concerning its costs: For example, wages and salaries should be $21,200 plus $1500 pet repair-hour, The company expected to work 2,500 repair-hours in May but actually worked 2,400 repair-tours. The company expects its sales to be $44,00 per repair-hout. Required: Compute the compony's activity variances for May. 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