Depreciation Rent Administrative expenses Total expense Net operating income Required: 6,000 8,000 4,950 39,940 $ 3,140 Calculate 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. Do not round intermediate calculations.) Answer is complete but not entirely correct. Lavage Rapide Revenue and Spending Variances For the Month Ended August 31 $ 43,120 U Revenue Expenses: Cleaning supplies 7,040 U Electricity 2,520 U Maintenance 1,760 U Wages and salaries 7,640 U Depreciation 6,000 U Rent 8,000 U Administrative expenses 4,800 U Total expense 37,840 U Net oneration income 52801