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 240,000 $1,056,000 $ 434,000 $ 231,000 $ 46,000 $ 221,000 $ 124,000 What is the company's unit contribution margin? (Round your intermediate calculations to 2 decimal places.) Multiple Choice $2.40 per unit $4.40 per unit $0.42 per unit $200 per unit