Keith Inc. has $4$ product lines: sour cream, ice cream, yogurt, and butter. Demand of individual products is not affected by changes in other product lines. $30\%$ of the fixed costs are direct, and the other $70\%$ are allocated. Results of June follow:

$\backslash$table$[[,$Sour Cream,Ice Cream,Yogurt,Butter,Total$],[$Units sold,$2,000,500,400,200,3,100],[$Revenue$,$$$10,000,$$$20,0$o$,$$$10,000,$$$20,000,$$$60,000$