6-27 Please show all work.

(15 min.) E 6-27A LO 4 E6-27A. (Learning Objective 4: Compute and evaluate gross profit percentage and inven- tory turnover) The Blue Heron Shop had the following inventory data: 2020 2021 $15,160 $ 30,040 12,440 18,520 Ending inventory at: FIFO Cost. LIFO Cost.... Cost of goods sold at: FIFO Cost. LIFO Cost. Sales revenue $ 81,360 92,880 144,000 Company managers need to know the company's gross profit percentage and rate of inventory turnover for 2021 under 1. FIFO. 2. LIFO. Which method produces a higher gross profit percentage? A higher inventory turnover