Blossom Corporation sells three different models of a mosquito "zapper" Model A12 sells for $ 51 and has unit variable costs of $ 36 Model B22 sells for $ 102 and has unit variable costs of $ 71. Model C124 sells for $ 408 and has unit variable costs of $ 306. The sales mixtas a percentage of total units) of the twee models is A12, 60%,822, 15%, and C124, 25% What is the weighted average unit contribution margin? (Round answer to 2 decimal places, s. 15.50) Weighted-Average Unit Contribution Margin $