Helpful Hardware sells windows (80% of sales) and doors (20% of sales). The selling price of each window is $760 and of each door is $1,360. The variable cost of each window is $520 and of each door is $1,060. Fixed costs are $2,038,680. The break-even point in units using the weighted-average contribution margin is:

Multiple Choice

a) 8,077 units.

b) 6,080 units.

c) 16,320 units.

d) 8,090 units.

e) 10,973 units.