The Grandma Corporation manufactures two products - cookies and candy. Cookies have a contribution margin of $4 per box, and candy has a contribution margin of $5 per bag. Grandma's total fixed cost is currently $450,000. Grandma expects to sell two boxes of cookies for every three bags of candy sold. Boxes of cookies and bags of candy sell for $10. (1) Compute the contribution margin percentage per "unit."

(2) At the current product mix, what total dollar sales volume is required for Grandma to earn a pretax income of $217,000?