Kogler Corporation's relevant range of activity is 7,000 units to 11,000 units. When it produces and sells 9,000 units, its average costs per unit are as follows: If the selling price is $27.00 per unit, the contribution margin per unit sold is closest to: Multiple Choice $14.65 ($0.30) Bolka Corporation, a merchandising company, reported the following results for October: The contribution margin for October is: Multiple Choice $222,800 $371,800 $253,600