In fiscal year 2019, Walmart Inc. (WMT) reported annual revenue of $523 96 billion, gross profit of $129 36 billion, and net income of $14 88 billion Costco Wholesale Corporation (COST) had revenue of $152 billion, gross profit of $19.83 billion, and net income of $3.66 billion a. Compare the gross margins for Walmart and Costco. b. Compare the net profit margins for Walmart and Costco. c. Which firm was more profitable in 2019? a. Compare the gross margins for Walmart and Costco. The gross margin for Walmart is % (Round to two decimal places) The gross margin for Costco is% (Round to two decimal places) b. Compare the net profit margins for Walmart and Costco The net profit margin for Walmart is% (Round to two decimal places) The net profit margin for Costco is%. (Round to two decimal places) c. Which firm was more profitable in 2019? (Select from the drop down

How do I do number 2 ?

Determine whether the correspondence is a function. Domain Range 4 >21 17 18 15 Is this correspondence a function?

Problem 9-25 Fudge factors An oil company executive is considering investing $10.1 million in one or both of two wells: well 1 is expected to produce oil worth $3.01 million a year for 10 years; well 2 is expected to produce $2.01 million for 15 years. These are real (inflation-adjusted) cash flows. The beta for producing wells is 0.91. The market risk premium is 9%, the nominal risk-free interest rate is 7%, and expected inflation is 3%. The two wells are intended to develop a previously discovered oil field. Unfortunately there is still a 21% chance of a dry hole in each case. A dry hole means zero cash flows and a complete loss of the $10.1 million investment. Ignore taxes and make further assumptions as necessary. a. What is the correct real discount rate for cash flows from developed wells? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Real discount rate b. The oil company executive proposes to add 20 percentage points to the…