Brief Exercise 5-5 Oriole Corp. has collected the following data concerning its maintenance costs for the past 6 months. Units Produced Total Cost $37,407 July August September October November December 18,150 32,256 36,288 22,176 48,384 55,440 38,304 75,096 62,496 40,320 38,304 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 $ Compute the fixed cost elements using the high-low method. Fixed costs $