Calculate the gross profit rate under each of the following methods. 1. LIFO. 2. FIFO. 3. Average-cost. (Round answers to 1 decimal place, e.g. 51.2\%) Calculate ending inventory, cost of goods sold, and gross profit under each of the following methods. 1. LIFO. 2. FIFO. 3. Average-cost. (Round answers to 0 decimal places, e.g. 125.) Calculate the gross profit rate under each of the following methods. 1. LIFO. 2. FIFO. 3. Average-cost. (Round answers to 1 decimal place, e.g. 51.2\%) Calculate ending inventory, cost of goods sold, and gross profit under each of the following methods. 1. LIFO. 2. FIFO. 3. Average-cost. (Round answers to 0 decimal places, e.g. 125.)