A cement manufacturer has supplied the following data Tons of cement produced and sold Sales revenue Variable manufacturing expense Fixed manufacturing expense Variable selling and administrative expense Fixed selling and administrative expense Net operating income 51008000 5439000 $236.000 $ 5226.000 5 25000 What is the company's unit contribution margin per ton? (Do not round your intermediate calculation to to 2 decimal places.) $0.22 per unit 54.20 per unit $2.20 per unit $2.03 per unit