Contribution Margin Willie Company sells 33,000 units at $16 per unit. Variable costs are $13.12 per unit, and fixed costs are $56,100 Determine (a) the contribution margin ratio, (b) the unit contribution margin, and (c) operating income. a. Contribution margin ratio (Enter as a whole number.) 86 b. Unit contribution margin (Round to the nearest cent.) X per unit c. Operating income Feedboc T check My Work a. Unit contribution margin divided by unit sales price equals contribution margin ratio. b. Unit sales price mirus unit variable costs equals unit contribution margin. c. Contribution margin minus fixed costs equals income from operations