Ivanhoe Corp. has collected the following data concerning its maintenance costs for the past 6 months. Compute the unit variable costs using the high-low method for this mixed cost. (Round answer to 2 decimal places, e. . 2.25.) Variable cost per unit \$ $ Compute the unit variable costs using the high-low method for this mixed cost. (Round answer to 2 decimal places, e.s. 2.25.) Variable cost per unit eTextbook and Media Compute the fixed costs using the high-low method for this mixed cost