Harry Company sells 36,000 units at $13 per unit. Variable costs are $8.97 per unit, and fixed costs are $47,900. Determine (a) the contribution margin ratio, (b) the unit contribution margin, and (c) operating income.

a. Contribution margin ratio (Enter as a whole number.) fill in the blank 1 %

b. Unit contribution margin (Round to the nearest cent.) $fill in the blank 2 per unit

c. Operating income $fill in the blank 3