Jake's Roof Repair has provided the following data concerning its costs: Wages and salaries Parts and supplies Equipment depreciation Truck operating expenses Rent Administrative expenses Fixed Cost Cost per per Month Repair- Hour $21,000 $15.00 $ 7.60 $ 2,790 $ 0.40 $ 5,770 $ 1.80 $ 4,640 $ 3,900 $ 0.50 For example, wages and salaries should be $21,000 plus $15.00 per repair hour. The company expected to work 2,700 repair-hours in May, but actually worked 2,600 repair-hours. The company expects its sales to be $46.00 per repair-hour. Required: Compute the company's activity variances for May. (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.) Required: Compute the company's activity variances for May. (Indicate the effect of each variance by selecting Jake's Roof Repair Activity Variances For the Month Ended May 31 Flexible Planning Budget Budget Activity Variances TI 1 Repair-hours Revenue Expenses Wages and salaries Parts and supplies Equipment depreciation Truck operating expenses Rent Administrative expenses Total expense Net operating income r