Lavage Rapide is a Canadian company that owns and operates a large automatic carwash facility near Montreal. The following table provides data concerning the company's costs: Fixed Cost per Month $ 1,100 Cleaning supplies Electricity Maintenance Wages and salaries Depreciation Rent Administrative expenses Cost per Car Washed $ 0.60 $ 0.08 $ 0.25 $ 0.40 $ $ $ $ 4,200 8,400 2,000 1,500 $ 0.04 For example, electricity costs are $1,100 per month plus $0.08 per car washed. The company expected to wash 8,400 cars in August and to collect an average of $6.80 per car washed. The actual operating results for August appear below. Lavage Rapide Income Statement For the Month Ended August 31 Actual cars washed Revenue $ 8,500 59,220 Expenses: Cleaning supplies Electricity Maintenance Wages and salaries Depreciation Rent Administrative expenses 5,540 1,742 2,340 7,920 8,400 2,200 1,736 Total expense 29,878 Net operating income $ 29,342 Required: Compute the company's revenue and spending 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 Revenue and Spending Variances For the Month Ended August 31 Revenue $ 01 Expenses: Cleaning supplies Electricity Maintenance Wages and salaries Depreciation Rent Administrative expenses Total expense Net operating income