Question 30 All else being equal, a $10.00 increase in a product's variable expense per unit accompanied by a $10.00 increase in its selling price per unit will Not yet answered Marked out of 0.60 F Flag question Select one: a. have no effect on the contribution margin ratio. b. increase the break-even volume. c. None of the given answers. d. decrease the degree of operating leverage. e decrease the total contribution margin