Annenbaum Corporation uses the weighted-average method in its process costing system. This month, the beginning inventory in the first processing department consisted of 2,300 units. The costs and percentage completion of these units in beginning inventory were:

	Cost				Percent Complete
Materials costs	$	7,600				65%
Conversion costs	$	8,700				45%

A total of 10,300 units were started and 7,800 units were transferred to the second processing department during the month. The following costs were incurred in the first processing department during the month:

	Cost
Materials costs	$	127,400
Conversion costs	$	208,900

The ending inventory was 50% complete with respect to materials and 35% complete with respect to conversion costs.

The cost per equivalent unit for materials for the month in the first processing department is closest to: