Loll Company uses the weighted-average method in its process costing system. Operating data for the first processing department for the month of June appear below: According to the company's records, the conversion cost in beginning work in process inventory was $46,915 at the beginning of June. Additional conversion costs of $825,183 were incurred in the department during the month. What was the cost per equivalent unit for conversion costs for the month? Units Percent Complete with respect to Conversion

Beginning work in process inventory 11,000 50%

Started into production during June 98,000

Ending work in process inventory 21,000 80%

a. $8.420

b. $6.934

c. $8.530

d. $8.322