Barkoff Enterprises, which uses the high-low method to analyze cost behavior, has determined that machine hours best explain the company's utilities cost. The company's relevant range of activity varies from a low of 600 machine hours to a high of 1,200 machine hours, with the following data being available for the first six months of the year:

Month	Utilities				Machine Hours
January	$	10,000				930
February		9,660				850
March		10,250				940
April		10,660				1,050
May		10,856				1,080
June		10,450				1,030

The variable utilities cost per machine hour for Barkoff is: