All else being equal, if sales revenue doubles, variable costs will: O decrease on a per unit basis. increase on a per unit basis. O decrease in total. increase in total. QUESTION 19 The relevant range is: the range of activity over which we expect our assumptions about cost behavior to hold true. O the range of activity based on the volume-based cost driver. the range in which costs remain fixed. the range in which costs remain variable. QUESTION 20 Vaughn Company. has fixed costs of $50,250 per month. It sells two models of bikes: the standard and the deluxe. The sales price, variable cost per unit, and percentage of sales units are presented in the table below. Standa Delu rd xe Sales Price $200 $800 Variable Cost $30 $80 Product Mix 70% 30% What is the weighted average unit contribution margin? O 445