Required: Calculate the company's activity variances for August. Note: 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. Revenue Expenses: Lavage Rapide Activity Variances For the Month Ended August 31 Cleaning supplies Electricity Maintenance Wages and salaries Depreciation Rent Administrative expenses Total expense Net operating income