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 1,100 machine hours, with the following data being available for the first six months of the year:

Month	Utilities Cost	Machine Hours
January	$8,700	800
February	8,360	720
March	8,300	710
April	9,360	920
May	9,625	950
June	9,800	960

Using the high-low method, the utilities cost for Barkoff associated with 980 machine hours would be:

1. 9,700

2. 9,510

3. None of the answers is correct.

4. 9,790

5. 9,920

6. $9,660.