6a. 613. If retailer margins are raised to 40% next year, how many units will Brand X have to sell to break even? How many units will Brand X have to sell to achieve the same prot impact next year as it did this year? What would Brand X's market share have to be for its prot impact to remain at this year's level. What would Brand X's market share have to be for it to generate a prot impact of $350,000