Fixed Cost per Cost per Car Washed Month Cleaning supplies $ 0.80 Electricity $ 1,200 $ 0.15 Maintenance $ 0.20 Wages and salaries $ 5,000 $ 0.30 Depreciation $ 6,000 Rent $ 8,000 Administrative expenses $ 4,000 $ 0.10 For example, electricity costs should be $1,200 per month plus $0.15 per car washed. The company expects to wash 9,000 cars in August and to collect an average of $4.90 per car washed. The company actually washed 8,800 cars in August. Required: Calculate the company's activity variances for August. (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.) Lavage Rapide Activity Variances For the Month Ended August 31 Revenue Expenses: Cleaning supplies Electricity Maintenance Wages and salaries Depreciation Rent Administrative expenses Total expense Net operating income