As chief financial officer at Apocalyptic Fitness Supply, you track costs and revenue for the daily manufacturing process for your company's

As chief financial officer at Apocalyptic Fitness Supply, you track costs and revenue for the daily manufacturing process for your company's top-selling product, the SpineCrusherTM unstoppable elliptical trainer. Daily production costs are defined by ????(????) = 200???? + 24000 where x = number of units made. ????(????) = 400???? defines daily revenue where x = number of units sold. How many SpineCrusherTM unstoppable elliptical trainers must be sold daily for the manufacturing process to break even ?