Assume the following (1) sales = $200,000, (2) unit sales = 10,000. (3) the contribution margin ratio = 27%, and (4) net operating income = $10,000. Given these four assumptions, which of the following is true? Multiple Choice The total contribution margin = $146,000 The brebkieven point is 8,913 units The total variable expenses = $54.000 The total fixed expenses = $44,000