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Halifax Products selis a product for $75. Variable costs per unit are $50, and monthly fixed costs are $75,000. Answer the following questions: Required: a. What is the break-even point in units? b. What unit sales would be required to earn a target profit of $200,000 ? c. Assuming Halifax achleve the level of sales required in part b, what is the margin of safety in sales dollars? Complete this question by entering your answers in the tabs below. What is the break-even point in units