At a production level of 7,500 units, a project has earnings before interest and taxes of $48,310. Depreciation is $9,700, and fixed costs are $12,200. What is the variable cost per unit if the sales price per unit is $29.50?

Select one:

a. $24.07

b. $20.14

c. $21.43

d. $18.92

e. $17.76