Quantity 16 14 SIO SI2 $ 160 168 EXERCISE 4 (30 points) Beech Soda Inc. uses a perpetual inventory system. The company's beginning inventory of a particular product and its purchases during the month of January were as follows: Unit Cost Total Cost Beginning inventory (Jan 1) Purchase Jan 11 Purchase Jan 20) 23 SIS 345 Total $ 673 On January 18, Beech Soda Inc. sold 25 units of this product. The other 28 units remained in inventory at January 31. (1) Determine the cost of goods sold to be recorded at January 18, using each of the following methods. Show computations. (a) FIFO (b) LIFO (c) Average cost (2) Determine the cost of 28 units of this product in inventory at January 31, using each of the following methods. Show computations. (a) FIFO (b) LIFO (c) Average cost