Menlo Company distributes a single product. The company's sales and expenses for last month follow: Required: 1. What is the monthly break-even point in unit sales and in dollar sales? (Do not round intermediote calculations 2. Without resorting to computations, what is the total contribution margin at the break-even point? 3-a. How many units would have to be sold each month to earn a target profit of $105,300 ? Use the formula methoc