Lavage Rapide owns and operates a large automatic car wash facility near Montreal. The following table provides estimates concerning the company's costs: Cleaning supplies Electricity Maintenance Wages and salaries Depreciation Administrative expenses Rent Fixed Cost per Month $ 1,300 $ 4,900 $ 8,400 $ 2,000 $ 1,700 Cost per Car Washed $ 0.40 $ 0.08 $ 0.25 $ 0.30 $ 0.05 For example, electricity costs should be $1,300 per month plus $0.08 per car washed. The company expects to wash 8,200 cars in August and to collect an average of $6.30 per car washed. The company actually washed 8,300 cars in August.

Lavage Rapide owns and operates a large automatic car wash facility near Montreal. The following table provides estimates concerning the company's costs: For example, electricity costs should be $1,300 per month plus $0.08 per car washed. The company expects to wash 8,200 cars August and to collect an average of $6.30 per car washed. The company actually washed 8,300 cars in August. Required: Calculate the company's activity variances for August. Note: Indicate the effect of each variance by selecting "F" for favorab variance). Input all amounts as positive values