Can't figure out P/E Ratio, please help.

Check my work 6 Mercedes, Co. has the following quarterly financial information. 4th Quarter 3rd Quarter 2nd Quarter 1st Quarter 10 points $925,800 305,700 248,900 4,200 85,500 799,030 24 $935,300 318,300 260,300 4,200 88,400 794,064 933,600 317,900 258,500 4,200 88,400 795,670 $941,400 323,100 262,600 4,100 90,900 809,000 Sales Revenue Cost of Goods Sold Operating Expenses Interest Expense Income Tax Expense Average Number of Common Shares Outstanding Stock price when 04 EPS released eBook Print Required a. Calculate the gross profit percentage for each quarter b. Calculate the net profit margin for each quarter c. Calculate the EPS for each quarter. d. Calculate the Price/Earnings ratio at the end of the year Complete this question by entering your answers in the tabs below 6 Required: a. Calculate the gross profit percentage for each quarter. b. Calculate the net profit margin for each quarter c. Calculate the EPS for each quarter. d. Calculate the Price/Earnings ratio at the end of the year 10 points eBook Print References Complete this question by entering your answers in the tabs below Required A Required B Required C Required D Calculate the Price/Earnings ratio at the end of the year. (Do not round intermediate calculations. Round your final answer to 2 decimal places.) 18.05 P/E Ratio