Question 9 From the below information calculate cost of goods sold and cost of ending inventory by using all three models Not yet answered Date Description Units Cost Marked out of 10.00 March 1 Purchased 250 20 $ P Flag question March 10 Purchased 350 30 $ March 15 Sales 450 March 20 Purchased 550 35 $ March 25 Sales 550 March 30 Sales 100 March 30 Purchased 200 40$