31 Helpful Hardware sells windows (80% of sales) and doors (20% of sales). The selling price of each window is $400 and of each door is $1,000. The variable cost of each window is $250 and of each door is $700. Fixed costs are $1,440,000. The number of units of each product that will be sold at the break-even point is: 1.5 points Multiple Choice 00:40:10 Windows 1,600 units, Doors, 6,400 units. Windows, O units, Doors, 8,000 units. Windows, 6,400 units; Doors, 1,600 units. Windows, 8,000 units; Doors, 8,000 units. Windows, 8,000 units; Doors, 0 units