Consider the following information:

At a volume of 10,000 units, average cost = $6.50 per unit.

At a volume of 15,000 units, average cost = $6.00 per unit.

Compute average cost at a volume of 12,500 units.

Group of answer choices

$6.30

None of the other answers are correct

$6.25

$6.35

$6.20