Haffner Corporation uses the weighted-average method in its process costing system. Data concerning the first processing department for the most recent month are listed below:

Beginning work in process inventory:

500

Units in beginning work in process inventory

$7,800

Materials costs .

$9,100

Conversion costs

85%

Percentage complete with respect to materials

55%

Percentage complete with respect to conversion

7,000

Units started into production during the month

6,100

Units transferred to the next department during the month

$102,700

Materials costs added during the month .

$184,400

Conversion costs added during the month .

500

Ending work in process inventory:

 

Units in ending work in process inventory

1,400

Percentage complete with respect to materials

60%

Percentage complete with respect to conversion

50%

What are the equivalent units for conversion costs for the month in the first processing department?

A) 6,100

B) 700

C) 6,800

D) 7,500