Chapter 05 – Cost-Volume-Profit Relationships
5-3
7. The impact on net operating income of a given dollar change in sales can be computed by
applying the contribution margin ratio to the dollar change in sales.
8. The variable expense per unit is $12 and the selling price per unit is $40. Then the
contribution margin ratio is 70%.
9. Mark Company currently sells a video recorder with a selling price of $300 per unit. The
variable expense per unit is $175 and fixed expenses are $100,000. If the company reduces
variable expenses by $20 per unit and increases the fixed expenses by $10,000, the break-
even point will increase.