Required: Calculate the company's revenue and spending 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. Lavage Rapide Revenue and Spending Variances For the Month Ended August 31 Revenue F Expenses: Cleaning supplies U Electricity F Maintenance U Wages and salaries U Depreciation None Rent U Administrative expenses F Total expense U Net operating income F