The Endo Corporation sells two brands of wine glasses: Plain and Chic. Endo provides the following information for sales in the month of June 2020: (Click the icon to view the data for sales.) All variances are computed in contribution-margin terms. Read the requirements. Requirement 1. Calculate the sales-quantity variances for each product for June 2020. Begin by determining the basic formula for Endo Corporation's static-budget total contribution margin (CM). Plain wine glasses Chic wine glasses Budgeted Units Budgeted Sales-mix % x Budgeted CM per unit )+( Budgeted Units x Budgeted Sales-mix % K Budgeted CM per unit )- Static-budget total CM Rearrange the formula to determine the sales mix for each product. 75 %. The sales-mix percentage of Plain wine glasses is 25 % The sales-mix percentage of Chic wine glasses is Next, determine the formula and compute the budgeted CM based on actual units sold of all products at the budgeted mix.