Question 7 2 pts As production increases, what should happen to the variable costs per unit? O Stay the same. O Increase. O Decrease. O Either increase or decrease, depending on the foxed costs D Question 8 2 pts A cost that has characteristics of both a variable cost and a fixed cost is called a: O variable/hxed cost O mixed cost O discretionary cost O sunk cost D Question 9 2 pts If sales are $425,000, variable costs are 62% of sales, and operating income is $50,000, what is the contribution margin ratio? 038% O 26.8% o 11.8% 62%