EZ-Tax is a tax accounting practice with partners and staff members. Each billable hour of partner time has a $530 budgeted price and $240 budgeted variable cost. Each billable hour of staff time has a budgeted price of 5130 and a budgeted variable cost of $60. For the most recent year, the partnership budget cated for 8.200 billable partner hours and 35 700 stal hours. Actual results were as follows Partner revenue Staff revenue $3,071.000 $4.585.000 7.700 hours 35,000 hours Required: Compute the sales price variante. (Indicate the effect of each varlance by selecting "F" for favorabilo, or "U" for untavorable. Where la no effect, do not safect either option) Partner b. Compute the total sales activity variance. (Do not round intermediate calculations. Indicate the effect of each variance by selectir select either option.) Sales activity variance c. Compute the total sales mix variance. (Do not round Intermediate calculations. Indicate the effect of each variance by selecting "F select either option.) Sales mix variance d. Compute the total sales quantity variance. (Do not round intermediate calculations, indicate the effect of each variance by selecting "F select either option.) Sales quantity variance