Assume the following (1) sales = $200,000, (2) unit sales = 10,000, (3) the contribution margin ratio = 34%, and (4) net operating income = $10,000. Given these four assumptions, which of the following is true? Multiple Choice The variable expense per unit - $6.80 The total fixed expenses = $132.000 The total contribution margin- $68,000 The break-even point is 8,438 units Assume the following information: Sales Variable expenses Contribution margin Fixed expenses Net operating income Amount $ 300,000 120,000 180,000 60,000 $ 120,000 Per Unit $ 40 16 $ 24 The margin of ety is: Multiple Choice $180,000 $80,000