Contribution Margin Variance Ioannis Inc., produces and sells two types of countertop ovens-the toaster oven and the convection oven. Budgeted and actual data for the two models are shown below. Budgeted Amounts: Toaster Oven Convection Oven Total Sales: ($100 x 26,000) ($153 x 15,000) $2,600,000 $2,295,000 $4,895,000 Variable expenses 515,000 820,000 1,335,000 Contribution margin $2,085,000 $1,475,000 $3,560,000 Actual Amounts: Sales: Toaster Oven Convection Oven Total ($83 x 22,500) $1,867,500 ($163 x 12,000) $1,956,000 $3,023,500 Actual Amounts: Sales: ($83 x 22,500) Toaster Convection Oven Oven Total $1,867,500 ($163 x 12,000) $1,956,000 $3,823,500 Variable expenses 566,000 712,300 1,278,300 Contribution margin $1,301,500 $1,243,700 $2,545 00 Required: 1. Calculate the contribution margin variance. 2. What if actual units sold of the convection oven decreased? How would that affect the contribution margin variance? What if actual units sold of the convection oven increased? How would that affect the contribution margin variance