Bramble Corp. sells two types of computer hard drives. The sales mix is 30% (Q-Drive) and 70% (Q-Drive Plus). Q-Drive has variable costs per unit of $ 150 and a selling price of $ 210. Q-Drive Plus has variable costs per unit of $ 165 and a selling price of $ 255. Brambles fixed costs are $ 729000. How many units of Q-Drive would be sold at the break-even point?

9000.

6300.

2700.

3645.