Sunland Corporation sells three different models of a mosquito "zapper." Model A12 sells for $59 and has variable costs of $35. Model B22 sells for $103 and has variable costs of $74. Model C124 sells for $412 and has variable costs of $308. The sales mix of the three models is A12, 55%; B22, 30%; and C124, 15%. What is the weighted-average unit contribution margin? (Round answer to 2 decimal places, e.g. 15.50.) Weighted-Average Unit Contribution Margin $