Murphy Company manufactures and sells three products. Relevant per unit data concerning each product are given below. Product A B C Selling price $14 $17 $20 Variable costs and expenses $3 $6 $12 Machine hours to produce 2 1 2 Prepare an analysis showing the total contribution margin if the additional hours are divided equally among the products. Product A B C Machine hours Contribution margin per unit of limited resource $ $ $ Total contribution margin $ $ $ The total contribution margin is $ (2) Prepare an analysis showing the total contribution margin if the additional hours are allocated entirely to the product identified above. Product B Machine hours Contribution margin per unit of limited resource $ Total contribution margin $