1. In fiscal year 2017, Walmart Sores (WMT) has revenues $500 billion, gross profit of $121 billion, and net income of $16 billion. Costco Wholesale Corporation (COST) had revenue of S116 billion, gross profit of $15 billion, and net income of $2 billion a. Compare the gross margins for Walmart and Costco. Compare the net profit margins for Walmart and Costco. b. Which firm was more profitable in 2015? c