Assume the following (1) sales = $200,000, (2) unit sales = 10,000. (3) the contribution margin ratio = 40%, and (4) net operating Income = $10.000. Given these four assumptions, which of the following is true? 14 Multiple Choice 5 points & Ot47:33 The total variable expenses = $80,000 The total fixed expenses = $70.000 The break-even point is 7,500 units The total contribution margin = $120.000