Medley Company makes a product that sells for $19 per unit. The company pays $8 per unit

Question:

Medley Company makes a product that sells for $19 per unit. The company pays $8 per unit for the variable costs of the product and incurs annual fixed costs of $176,000. Medley expects to sell 21,000 units of product.
Required
Determine Medley’s margin of safety in units, sales dollars, and as a percentage.