Sunland Corporation sells three different models of a mosquito zapper: Model A12 sells for $58 and has unit variable costs of $ 41 Model B22 sells for $ 116 and has unit variable costs of $81. Model C124 sells for $464 and has unit variable costs of 5 348. The sales mix(as a percentage of total units) of the three models is A12, 60%;B22, 15%; and C124, 25% What is the weighted average unit contribution margin? (Round answer to 2 decimal places, eg. 15.50.) $ Weighted Average Unit Contribution Margin