R&R Tax Service offers tax and consulting services to individuals and small businesses. Data for fees and costs for three types of tax returns follow. Fixed costs total $29,120. Variable Cost per Return Type of Return Easy Moderate Business Sales Mix Fee Charged 504 $ 50 201 120 305 290 $ 30 70 170 Total per unit (1) Determine the weighted average contribution margin. Sales mix Contribution margin per return Easy 50% Moderata 20% Business 30% Weighted average contribution margin (2) Determine the break-even point in units using the weighted average contribution margin Numerator: 1 Denominator: Total fixed costs 1 Weighted average contribution margin per unit Break Even Units Break even units Units sales at the break-even point c) Determine the number of units of each product that will be sold at the break even point Sales mix Number of us to break even Easy Moderate Business