Halley Company sells 30,000 units at$15 per unit. Variable costs are $9 per unit, and fixed costs are $42,000. Determine the contribution margin ratio, unit contribution margin, and income from operation.

Halley Company sells 30,000 units at $15 per unit. Variable costs are $9 per unit, and fixed costs are $42,000. Determine the (a) contribution margin ratio, (b) unit contribution margin, and (c) income from operations. ANS: a