1-ABC sells three types of ice cream: Vanilla, Caramels, and Chocolate. It sold 11,000 units last year. Chocolate outsold Vanilla by a margin of 2 to 1. Sales of Caramels were the same as sales of Chocolate. Fixed costs for ABC are $15,000. Additional information follows:

Product

Unit Sales Prices

Unit Variable Cost

Vanilla

$6.00

$4.00

Caramels

$7.00

$6.00

Chocolate

$9.00

$2.00

The breakeven sales volume in units for ABC is...