Che Campbell Company makes a product that sells for $30 per unit. The company pays $15 per unit for the variable costs of the product and incurs annual fixed costs of $145,500. Campbell expects to sell 21.800 units of product Required Determine Campbell's margin of safety expressed as a percentage (Round your answer to 2 decimal places.(i... 0.2345 should be entered as 23.45) Margin of safety