Wildhorse Co, began operations on July 1. It uses a perpetual inventory system. During July, the company had the following purchases and sales. Purchases Units Unit Cost 5 $166 Sales Units 3 Date July 1 July 6 July 11 July 14 July 21 July 27 6 $180 5 7 $191 5 Calculate the average cost per unit at July 1,6, 11, 14, 21 & 27. (Round answers to 2 decimal places, eg. $105.50) Average cost for each unit $ July July 6 $ July 11 $ July 14 $ July 21 $ July 27