A project has earnings before interest and taxes of $5,750, fixed costs of $50,000, a selling price

Question:

A project has earnings before interest and taxes of $5,750, fixed costs of $50,000, a selling price of $13 a unit, and a sales quantity of 11,500 units. Depreciation is $7,500.
What is the variable cost per unit?
A. $6.75
B. $7.00
C. $7.25
D. $7.50
E. $7.75