Jake's Roof Repair has provided the following data concerning its costs:

For example, wages and salarles should be $$21,100$ plus $$15\mathrm{.}00$ per repalr$-$hour. The company expected to work $2,800$ repalr$-$hours in

May, but actually worked $2,700$ repair$-$hours. The company expects its sales to be $$45\mathrm{.}00$ per repalr$-$hour.

Required:

Compute the company's actlvity varlances for May.

Note: Indicate the effect of each varlance by selecting $"$F$"$ for favorable, $"$U$"$ for unfavorable, and "None" for no effect $($I$.$e$.,$ zero

varlance$).$ Input all amounts as positlve values.