4 A company had the following inventories during the year Jan 1: Beginning Inventory 100 units at $ 20 March: Purchase 500 units at $25 April: Purchase 1,000 units at $35 April 30: Sold 800 units at $70 May: Purchase 500 units at $40 June 30: Sold 1,000 units at $70 Perpetual FIFOPerp