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 following data are available for the first six months of the year: Machine Hours Month January February March April May June Utilities $8,900 $8,300 $8,950 $9,360 $9,600 $9,150 820 700 810 920 950 900 1. Using the high-low method, find the variable utilities cost per machine hour for Barkoff. (5 points) 2. Using the high-low method, find the fixed utilities cost per month for Barkoff. (5 points) 3. Using the high-low method, find the utilities cost for Barkoff associated with 995 machine hours. (5 points)