Problem 21-1 Beta Division of Gotham Industries, Inc., makes three products. Last month's budgeted and actual sales and margins for these products...

Problem 21-1 Beta Division of Gotham Industries, Inc., makes three products. Last month's budgeted and actual sales and margins for these products were as follows: Budget Unit Margin 10.00 13.00 9.00 10.00 Actual 10.20 12.58 8.80 Required: Determine the gross margin mix, selling price, and sales volume variances. Calculate the net gross margin variance directly; then as a check see if it equals the sum of the three variance components you calculated individually.