Russell Corporation sells three different models of mosquito "zapper. Model A12 sells for $65 and has variable costs of $55. Model B22 sells for $150 and has variable costs of $110. Model C124 sells for $425 and has variable costs of $325. The sales mix of the three models is as follows:A12,55%;B22,25%; and C124.20%. (a) Your answer is correct What is the weighted-average unit contribution margin: (Round answer to 2 decimal places, eg 15.25) $ 35.50 Weighted-average unit contribution margin e Textbook and Media Attempts: 1 of 3 used (b) If the company's fixed costs are $262.700. How many units of each model must the company sell in order to breakeven! Your answer is correcta What is the weighted average unit contribution margin? (Round answer to 2 decimal places, eg. 15.25.) Weighted average unit contribution margin 35.50 eTextbook and Media Attempts: 1 of 3 used (6) If the company's fixed costs are $262.700, how many units of each model must the company sell in order to break even? Units of A12 units Units of B22 units Units of C124 units Break-even in units total units