- PUUILJ Question 4 of 5 - /20 View Policies Current Attempt in Progress Mars Company manufactures and sells three products. Relevant per unit data concerning each product are given below. Product B Selling price Variable costs and expenses Machine hours to produce A $10 $6 2 $15 $11 1 $18 $15 2 la) Compute the contribution margin per unit of limited resource (machine hours) for each product. (Round contribution margin pu unlt to 2 decimal places, eg. 1.50.) Product A Product B Contribution margin per unit of limited resource $