Exercise 5-5 a1-a2 (Video) (Part Level Submission)

The controller of Hall Industries has collected the following monthly expense data for use in analyzing the cost behavior of maintenance costs.

Month		Total Maintenance Costs			Total Machine Hours
January		$2,640			3,500
February		3,000			4,000
March		3,600			6,000
April		4,500			7,900
May		3,200			5,000
June		4,620			8,000

(a1)

Determine the variable-cost components using the high-low method. (Round answer to 2 decimal places e.g. 2.25.)

Variable cost per machine hour

$