Laker Company reported the following January purchases and sales data for its only product. Date Activities Units Acquired at Cost Units sold at Retail Jan. 1 Beginning inventory 230 units @ $ 15.50 = $ 3,565 Jan. 10 Sales 180 units @ $ 24.50 Jan. 20 Purchase 190 units @ $ 14.50 = 2,755 Jan. 25 Sales 220 units @ $ 24.50 Jan. 30 Purchase 360 units @ $ 14.00 = 5,040 Totals 780 units $ 11,360 400 units The Company uses a perpetual inventory system. For specific identification, ending inventory consists of 380 units, where 360 are from the January 30 purchase, 5 are from the January 20 purchase, and 15 are from beginning inventory. Exercise 5-4 Perpetual: Income effects of inventory methods LO A1 Required: 1. Complete comparative income statements for the month of January for Laker Company for the four inventory methods. Assume expenses are $2,150, and that the applicable income tax rate is 40%. (Round your Intermediate calculations to 2 decimal places.) 2. Which method yields the highest net income?