Oriole 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, e.g. 15.25.) Weighted-average unit contribution margin $ If the company's fixed costs are $262,700, how many units of each model must the company sell in order to break even