please help me solve all 4 finance questions, will rate positive!! please only attempt if you will answer all. thank you and will return the favor!

Below is Walmart's Income Statement for the 2009-10 fiscal years. Review the Income Statement below and then answer the questions that follow. Walmart Stores, Inc. (WMT) Income Statement (000's) Period Ending % Change 2009-10 Total Revenue Cost of Goods Sold % of Total % of Total Jan. 31, 2010 Revenue fan. 31.2009 Revenue $400,214,000 $404,374,000 304.657000 M 304,056.000 %6 $103,557,000 % $100,318,000 % _ Gross Profit Gross Profit % % 74,607,000 5,000,000 % % 68,920,000 4500,000 $79.607.000 % $73420.000 $23,950,000 % $26,898,000 1 Operating Expenses General & Administrative Marketing and Sales Total Operating Expenses Operating Income: Operating Profit Other Income (Expenses) Warnings Before Interest and Taxes (EBIT) Interest Expense (Income) Income Tax Expense Net Income 181,000 284,000 $26,614,000 $24,131,000 2,065.000 7,139,000 2,184,000 6,677,000 $14.927.000 517.253.000 * Net Profit % % 3.42 Billion Shares Outstanding So EPS $ per share $ per share Based on the Income Statement above, what is Walmart's Cost of Goods sold stated as a % of its total revenues - 2009 versus 2010? a) 2009 was 54.2%; 2010 was 55.6% b) 2009 was 24.2%; 2010 was 25.6% Oc) 2009 was 34.2%; 2010 was 35.6% Od) 2009 was 75.2%; 2010 was 74.6% e) 2009 was 44.2%; 2010 was 45.6% Based on your answer to Question #1 above, has Walmart's Cost of Goods sold - as a % of Total Revenue - gotten better or worse 2010 versus the previous year? a) It's gotten better - COGS has gone up as a % of TR b) It's gotten worse - COGS has gone up as a % of TR c) It's gotten worse - COGS has gone down as a % of TR d) It's gotten better - COGS has gone down as a % of TR Take another look at Walmart's Income Statement above. What is the Gross Profit % for 2010 versus 2009? a) 24.8% for 2009; 25.4% for 2010 b) 54.8% for 2009; 55.4% for 2010 c) 44.8% for 2009;45.4% for 2010 d) 34.8% for 2009; 35.4% for 2010 Question 4 (4 points) Listen Based on your answer to Question #3 above, has Walmart's Gross Profit Margin gotten better or worse in 2010 compared to 2009? a) It's gotten better - the % has gone up b) It's gotten worse - the % has gone down c) It's gotten better - the % has gone down d) It's gotten worse - the % has gone up