Lavage Rapide is a Canadian company that owns and operates a large automatic car wash facility near Montreal. The following table provides estimates concerning the company's cost:

Fixed Cost per Month Cost per Car Washed

Cleaning supplies $$0\mathrm{.}70$

Electricity $$1,100$ $$0\mathrm{.}05$

Maintenance $$0\mathrm{.}10$

Wages and salaries $$4,700$ $$0\mathrm{.}20$

Depreciation $$8,200$

Rent $$1,900$

Administrative expense $$1,300$ $$0\mathrm{.}02$

For example, electricity costs should be $$1,100$ per monty plus $$0\mathrm{.}05$ per car washed. The company expects to wash $8,000$ cars in August and to collect an average of $$6\mathrm{.}20$ per car washed. The company actually washed $8,100$ cars in August.

Calculate the company's activity variance for August. $($Indicate the effect of each variance by selecting $"$F$"$ for favorabel, $"$U$"$ for unfavorable, and "None" for no effect $($i$.$e$.,$ zero variance$).$ Input all amounts as positive values.$)$

Lavage Rapide Activity Variances for the Month Ended August $31$

Revenue

Expenses

Cleaning supplies

Electricity

Maintenance

Wages and salaries

Depreciation

Rent

Administration expenses

Total expense

Net operating income