Olivet Devices sells two models of fitness devices. The budgeted price per unit for the wireless model is $$39$ and the budgeted price

per unit for the wireless and cellular model is $$84.$ The master budget called for sales of $40,800$ wireless models and $10,200$ wireless

and cellular models during the current year. Actual results showed sales of $31,500$ wireless models, with a price of $$36$ per unit, and

$12,300$ wireless and cellular models, with a price of $$81$ per unit. The standard variable cost per unit is $$26$ for a wireless model and

$$61$ for a wireless and cellular model.

Required:

a$.$ Compute the sales activity variance for these data.

b$.$ Break down the sales activity variance into mix and quantity parts.

Answer is complete but not entirely correct.

Complete this question by entering your answers in the tabs below.

Required $A$

Break down the sales activity variance into mix and quantity parts. $($Do not round intermediate calculations. Indicate the

effect of each variance by selecting $"$F$"$ for favorable, or $"$U$"$ for unfavorable. If there is no effect, do not select either option.$)$