Please show each step for the problem. Thank you.

YouTube to mp3 Converter x a Blackboard Learn M Inbox (569) maliths10e.. x Return ll Love cy Hill. X PS 2 Winter 2016.pdf 634408 1/courses/MGT45 WI16 Pecore/PS 2 Winter 2016.pdf C a youtube convrter https:// d.ed At Page: 1 of 3 110% PS2 Problem 5-1 The following information pertains to Porter Company for 2012. Beginning Inventory 45 units $13 Units Purchased 165 units $18 Ending inventory consisted of 20 units. Porter sold 190 units at $30 each. All purchases and sales were made with cash. REQUIRED a. Compute the gross margin for Porter Company using the following cost flow assumptions: (1) FIFO, (2) LIFO, and (3) weighted average b. What is the dollar amount of difference in net income between using FlFO versus LIFO? (Ignore income tax considerations.) c. Determine the cash flow from operating activities, using each of the three cost flow assumptions listed in Requirement a. lgnore the effect of income taxes. Explain why these cash flows have no differences