Jake's Roof Repair has provided the following data concerning its costs: 5 9.09 points Fixed Cost Cost per per month Repair-Hour Heges and salaries $ 21,580 $ 15.ee Parts and supplies $ 7.40 Equipment depreciation $ 2,728 $ 0.30 Truck operating expenses $ 5,730 $ 1.99 Rent $ 4,680 Administrative expenses $ 3,900 $ 0.60 For example, wages and salaries should be $21,500 plus $15.00 per repair-hour. The company expected to work 2.800 repair-hours in May, but actually worked 2,700 repair-hours. The company expects its sales to be $46.00 per repair- hour. eBook Hint Required: Compute the company's activity variances for May. Indicate the effect of each varlance by selecting "F" for favorable, "U" for unfavorable, anel "None" for ne ettect il.e. zero varlence). Input all amounts as positive values. Ask References Jake's Roof Repair Activity Variances For the Month Ended May 31 Revenue Expenses: Wages and salaries Parts and supplies Equipment depreciation Truck operating expenses Rent Administrative expenses Total expense Net operating income