1) Which of the following statements is typically true? a) variable cost per unit increases as volume decreases fixed cost per unit decreases as volume increases c) a curvilinear cost includes both fixed and variable elements 2) Describle the behavior of a fixed cost 3) Fixed cost divided by the contribution margin ratio yields the break-even point in dollars Oontribution margin per unit a break-even point in units 4) A product sells for $400 per unit and its variable costs per unit are $260. The company's fixed costs are $840,000. If the company desires $70,000 pretax income, what is the required dollar sales? 5) Cost behavior refers to the manner in which: a) a cost changes as the related activity changes b) a cost is allocated to products c) a cost is used in setting selling prices d) a cost is estimated