Bonita Marine Products began the year with 12 units of marine floats at a cost of $11 each. During the year, it made the following purchases: May 5, 31 units at $15; July 16, 16 units at $20; and December 7,21 units at $23. Assume there are 26 units on hand at the end of the period. Bonita uses the periodic system. (a) (b). (c1) Your answer is incorrect. Calculate weighted-average unit cost. (Round answer to 2 decimal places, e.g. 5.12.) Weighted-average unit cost $ eTextbook and Media Bonita Marine Products began the year with 12 units of marine floats at a cost of $11 each. During the year, it made the following purchases: May 5, 31 units at $15; July 16, 16 units at $20; and December 7,21 units at $23. Assume there are 26 units on hand at the end of the period. Bonita uses the periodic system. (a) (b). (c1) Your answer is incorrect. Calculate weighted-average unit cost. (Round answer to 2 decimal places, e.g. 5.12.) Weighted-average unit cost $ eTextbook and Media