Carla Vista Corporation sells three different models of a mosquito "zapper." Model A12 sells for $59 and has unit variable costs of $41. Model B22 sells for $ 118 and has unit variable costs of $83. Model C124 sells for $472 and has unit variable costs of $354. The sales mixlas a percentage of total units) of the three models is A12, 60%; 322, 15%; and C124, 25%. What is the weighted-average unit contribution margin? (Round answer to 2 decimal places. 8.3. 15.50.) Weighted-Average Unit Contribution Margin $