B. Problems (3pts each) Profitability Ratios The 2018 income statement for TeleTech is shown here: Net Sales Cost of Goods Sold Gross Profit Selling and Admin. Expenses Depreciation Expense Operating Income (EBIT) Interest Expense Income before Taxes (EBT) Taxes (25%) Net Income Bl. Calculate the floilowing a. Gross profit margin $35,000,000 15,000,000 20,000,000 1,000,000 3,000,000 16,000,000 2,500,000 13,500,000 3,375,000 10,125,000 b. Operating profit margin c. Net profit margin