Ivanhoe Corp. has collected the following data concerning its maintenance costs for the past 6 months. Total Cost July August September October November Units Produced 18,955 33,696 37,908 23,166 42,120 40,014 $41,384 50,544 57,915 43,256 78,448 65,286 December Your answer is incorrect. Compute the variable cost per unit using the high-low method. (Round answer to 2 decimal places, e.g. 2.25.) Variable cost per unit Your answer is incorrect. Compute the fixed cost elements using the high-low method. Fixed costs $