Required information [The following information applies to the questions displayed below] Laker Company reported the following January purchases and sales data for its only product. The Company uses a perpetual inventory system. For specific identification, ending inventory consists of 180 units from the January 30 purchase, 5 units from the January 20 purchase, and 15 units from beginning inventory. Required: 1. Compute gross profit for the month of January for Laker Company for the four inventory methods using the periodic inventory ystem 2. Which method yieids the highest gross profit? 3. Does gross profit using weighted average fall between that using FIFO and LIFO? 1. If costs were rising instead of falling, which method would yleld the highest gross profit? 2. Which method yields the highest gross profit? 3. Does gross profit using weighted average fall between that using FIFO and LIFO? 4. If costs were rising instead of falling. which method would yield the highest gross profit? Complete this question by entering your answers in the tabs below. Compute gross profit for the month of January for Laker Company for the four inventory methods using the periodic inventory system. (Round cost per unit to 2 decimal places and final answers to the nearest whole dollars.) 2. Which method yields the highest gross profit? 3. Does gross profit using weighted average fall between that using FIFO and UFOO? 4. If costs were rising instead of falling. which method would yield the highest gross profit? Complete this question by entering your answers in the tabs below. 2. Which method yields the highest gross profit? 3. Does gross profit using weighted average fall between that using FIFO and LIFO? 4. If costs were rising instead of falling, which method would yield the highest gross profit