e your bookmarks here on the boolkmarks bar. Import bookmarks now. Information concerning a product produced by Ender Company appears here: Sales price per unit Variable cost per unit Total annual fixed manufacturing and operating $579,688 $ 172 8e costs Required Determine the following: a. Contribution margin per unit. S 92 per unit b. Number of units that Ender must sell to break even. 6,300 c. Sales level in units that Ender must reach to earn a profit of $165,600