Clayton's Cruiseline is trying to determine the fixed and variable components of a service bill. It has the following data from the past six months: Units Used Total Cost June 10643 $2,801 July 10063 $2,811 August 10525 $2,949 September 9,067 $2,774 October 11180 $2,918 November 12,160 $3,086 December 11505 $2,879 Calculate the variable cost per kilowatt hour. . State your answer to the nearest cent. . DO NOT USE DOLLAR SIGNS. Answer example: .45