(TCO 1) Obama, Inc. is preparing a flexible budget for next year and requires a breakdown of the cost of steam used in its factory into the fixed and variable elements. The following data on the cost of steam used and direct labor hours worked are available for the last 6 months of this year. Month Cost of Steam Direct Labor Hours July $15,850 3,000 August 13,400 2,050 September 16,370 2,900 October 19,800 3,650 November 17,600 2,670 December 18,500 2,650 Total $101,520 16,920 Assuming that Obama uses the high-low method of analysis, the estimated variable cost of steam per direct labor hour is