Larry Company makes and sells 2 models of​ dishwashers, Model ABC and Model XYZ. For every 2 Model ABC​ sold, 3 Model XYZ are sold. The following information is also​ provided: Model ABC Model XYZ Sales per unit $ 490 $ 730 Variable Cost per unit ​$250 ​$300 CM per unit $ 240 $ 430 What is the weighted average contribution​ margin?