Hi could someone help me how to solve and what the answer is to this practice question ? Thank you

Contribution Margin Willie Company sells 19,000 units at $50 per unit. Variable costs are $38.50 per unit, and fixed costs are $65,600. Determine (a) the contribution margin ratio, (b) the unit contribution margin, and (:2) income from operations. a. Contribution margin ratio (Enter as a whole number.) l: % b. Unit contribution margin (Round to the nearest cent.) $:} per unit c. Income from operations $l:$