Sunland Company manufactures and sells three products. Relevant per unit data concerning each product are given below. Product A B C Selling price $10 $13 $16 Variable costs and expenses $6 $9 $13 Machine hours to produce 2 1 2 Compute the contribution margin per unit of limited resource (machine hours) for each product. (Round contribution margin per unit to 2 decimal places, e.g. 1.50.) in per unit of limited resource Product A 4 +A Product B 4 Product C 3