Exercise 3-5A (Algo) Contribution margin per unit approach for break-even and desired profit LO 3-1 Information concerning a product produced by Vernon Company appears as follows: Sales price per unit Variable cost per unit Total annual fixed manufacturing and operating costs $ 157 $ 93 $390,400 Required Determine the following: a. Contribution margin per unit. b. Number of units that Vernon must sell to break even. C. Sales level in units that Vernon must reach to earn a profit of $230,400. a. Contribution margin per unit b. Break-even in units c. Required sales in units