answer all questions please

Accounting for Business Operations Chapter 10 Class Problem - Fall 2022 Due November 17 -in Blackboard by noon Zella, Inc. receives inventory on Mondays of each week. Sales are made throughout the week, but only recorded weekly on Fridays. Inventory is maintained on a perpetual basis. Zella has a beginning inventory of 4,000 purchased at $5 each. The following purchases and sales were recorded during March: Required: 1. Determine the cost of goods sold and ending inventory using FIFO. 2. Determine the cost of goods sold and ending inventory using LIFO. 3. The selling price is $10 per unit. Operating expenses are $50,000. Determine the gross margin and net income to be reported under each cost flow assumption [ignore income taxes]