Urgent please answer

Jake's Reof Repait has provided the following data concerning its costs: For example, wages and salaries should be $21,000 plus $15.00 per repair hout The compary expected to work 2.300 repwr houn in Moy, but actually worked 2700 repair houes. The company expects its sales to be $5100 per tepair houe Required: Compute the company's activity variances for May Andicate the effect of each variance by selecting "F for faworable, "U" for unfavorable, and "None* for no effect (l.e., zere variance), Input all amounts as positive values