HOW I CAN FOUND SALES MIX UNITS?

The contribution margin income statement of Creamy Donuts for August 2018 follows: (Click the icon to view the contribution margin income statement.) Creamy sells four dozen plain donuts for every dozen custard-filled donuts. A dozen plain donuts sells for $4.00, with total variable cost of $1.60 per dozen. A dozen custard-filled donuts sells for $8.00, with total variable cost of $3.20 per dozen. Read the requirements - X Data table Requirement 1. Calculate the weighted average contribution margin. (Round all currency amounts to the nearest cent.) Plain Filled Total X Sales mix in units Creamy Donuts Contribution Margin Income Statement Month Ended August 31, 2018 Net Sales Revenue $ 125,000 Variable Costs: Cost of Goods Sold $ 32,100 Selling Costs 17.100 800 Administrative Costs 50,000 Contribution Margin 75,000 Fixed Costs Contribution margin Weighted-average contribution margin per unit Selling Costs 32,400 10,800 43,200 Help me solve this Video Get more help Administrative Costs Check answer $ Onorating Income 31,800