Tamarisk, Inc. began the year with 9 units of marine floats at a cost of $ 10 each. During the year, it made the following purchases: May 5,32 unit at $ 15: July 16, 17 units at $ 20; and December 7.22 units at $ 23. Assume there are 30 units on hand at the end of the period. Tamarisk uses the periodic approach (c1) * Your answer is incorrect. Calculate average unit cost. (Round answer to 2 decimal places, eg. 5.12.) $ Average unit cost 885