Wildhorse Company's record of transactions concerning part WA 6 for the month of September was as follows. Calculate average-cost per unit. Assume that perpetual inventory records are kept in units only. (Round answer to 2 decimal places, e.g. 2.76.) Average-cost per unit $ Wildhorse Company's record of transactions concerning part WA 6 for the month of September was as follows. Calculate average-cost per unit. Assume that perpetual inventory records are kept in units only. (Round answer to 2 decimal places, e.g. 2.76.) Average-cost per unit $