Menlo Company distributes a single product. The company's sales and expenses for last month follow: Sales Variable expenses Contribution margin Fixed expenses Operating income Total Per Unit $468,000 $ 30 187,200 280,800 12 $18 224,640 $ 56,160 Required: 1. What is the monthly break-even point in unit sales and in dollar sales? (Do not round intermediate calculations.) Break-even point in unit sales Break-even point in sales dollars units 2. Without resorting to computations, what is the total contribution margin at the break-even point? Total contribution margin 3-a. How many units would have to be sold each month to earn a target profit of $93,600? Use the formula method. Unis sold units 3-b. Verify your answer by preparing a contribution format income statement at the target sales level. Menlo Company Contribution Income Statement Total Per unit 4. Refer to part 3 and now assume that the tax rate is 30% How many units would need to be sold each month for an after-tax target profit of $93,600? (Round the final answer to the nearest whole number.) Unilsales required units A 5. Refer to the original data. Compute the company's margin of safety in both dollar and percentage terms. (Round your percentage answer to 2 decimal places.) Dollars Percentage Margin of safety 6. What is the company's CM ratio? If sales increase by $52,000 per month and there is no change in fixed expenses, by how much would you expect monthly net operating income to increase? (Round your percentage answer to 2 decimal places and other answer to the nearest whole dollar amount.) CM ratio Monthly operating income increases by