Handy Home sells windows and doors in the ratio of 7:3 (windows: doors). the selling price of each window is $119 and of each door is $269. the variable cost of a window is $72.00 and of a door is $184.50. Fixed costs are $320.375. (Enter your "per unit" values in two decimal places.) Determine the selling price per composite unit Determine the variable costs per composite unit. Determine the break-even point in composite units. Determine the number of units of each product that will be sold at the break-even point