Hutchinson Corporation uses the weighted-average method in its process costing system. This month, the beginning inventory in the first processing department consisted of 675 units. The costs and percentage completion of these units in beginning inventory were:

		Cost	Percent Complete
	Materials costs...................	$8,800	75%
	Conversion costs...............	$5,400	35%

A total of 7,900 units were started and 6,700 units were transferred to the second processing department during the month. The following costs were incurred in the first processing department during the month:

	Materials costs...................	$95,800
	Conversion costs...............	$180,700

The ending inventory was 80% complete with respect to materials and 70% complete with respect to conversion costs. The cost per equivalent unit for materials for the month in the first processing department is closest to:

Answer: 12.75

Give all steps to show why this is the solution.