(PART A: WALMART)This homework is about Walmart (NYSE: WMT). The questions you are required to answer relate to margins, cash flows, and working capital metrics. Express all margin answers using percent symbol and to two decimal place (i.e., XX.XX%), ? POINT EACH? The following questions are based on the information disclosed in Walmart's Fourth Quarter (Q4) News Release, dated February 22, 2018: http://s2.q4cdn.com/056532643/files/docfinancials/2018/q4/Q4FY18-Earnings-Release final.pdf (PART A: WALMART)This homework is about Walmart (NYSE: WMT). The questions you are required to answer relate to margins, cash flows, and working capital metrics. Express all margin answers using percent symbol and to two decimal place (i.e., XX.XX%), ? POINT EACH? The following questions are based on the information disclosed in Walmart's Fourth Quarter (Q4) News Release, dated February 22, 2018: http://s2.q4cdn.com/056532643/files/docfinancials/2018/q4/Q4FY18-Earnings-Release final.pdf