Helpful Hardware sells windows (80% of sales) and doors (20% of sales). The selling price of each window is $600 and of each door is $1,200. The variable cost of each window is $400 and of each door is $900. Fixed costs are $1.771,000. The number of units of each product that will be sold at the break even point is Multiple Choice Windows, 8.050 units, Doors, O units Windows 8,050 units Doors, 8050 unts Windows. O units Doors, 8,050 units Windows 1610 units, Doors, 6,440 units Windows, 6,440 units, Doors 1610 units