The following information is available for Companv Z7. If sales increase to $1,500,000, what is operating income ? Handy Home sells windows ( 60% of sales) and doors ( 40% of sales). The selling price of each window is $180 and of each door is $605. The variable cost of a window is $100 and of a door is $400. Fixed costs are $650,000. Required: Determine the number of units of each product that will be sold at the break-even point