During 2020, Fresh Express Company sold 2.350 units of its product on September 20 and 2,300 units on December 22, all at a price of $76 per unit. Incurring operating expenses of $19 per unit sold, it began the year with and made successive purchases of the product as follows: January 1 beginning inventory Purchases: February 20 May 16 December 11 Total 460 units $ 21 per unit 1,360 units $ 23 per unit 560 units $ 27 per unit 3,160 units #$ 28 5,540 units per unit