Wildhorse Corporation sells three different models of a mosquito zapper. Model A12 sells for $65 and has unit variable costs of 546 Model B22 sells for $130 and has unit variable costs of 591. Model C124 sells for $520 and has unit variable costs of $390. The sales mix is 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 $