Information concerning a product produced by Ender Company appears here: Sales price per unit Variable cost per unit Total annual fixed manufacturing and operating costs $ $ 166 94 $460,800 Required Determine the following: ces a. Contribution margin per unit. b. Number of units that Ender must sell to break even. c. Sales level in units that Ender must reach to earn a profit of $136,800. d. Determine the margin of safety in units, sales dollars, and as a percentage. Complete this question by entering your answers in the tabs below. Reg A to C Req D a. Contribution margin per unit. b. Number of units that Ender must sell to break even. c. Sales level in units that Ender must reach to earn a profit of $136,800. a. Contribution margin b. Break-even in units per unit c. Sales in units Sales price per unit Variable cost per unit Total annual fixed manufacturing and operating costs $ $ 166 94 $460,800 Required Determine the following: a. Contribution margin per unit. b. Number of units that Ender must sell to break even. c. Sales level in units that Ender must reach to earn a profit of $136,800, d. Determine the margin of safety in units, sales dollars, and as a percentage Complete this question by entering your answers in the tabs below. Reg A to C Reg D Determine the margin of safety in units, sales dollars, and as a percentage. (Rour (l.e., 0.234 should be entered as 23.4):) Units Sales Percentage 90 Margin of safety