Exhibit 4.1 The balance sheet and income statement shown below are for Koski Ine. Note that the firm has no amortination charges, it does not in any one of its debt must be retired during the next 5 years, and the notes payable will be rolled over Balance Sheet (Millions of 5) Assets 2018 Cash and securities $3,000 Accounts receivable 15,000 Inventories 18,000 Total current assets $36,000 Net plant and equipment $24,000 Total assets $60,000 o Liabilities and Equity o Accounts payable $18,630 Accruals 8,370 Notes payable 6,000 Total current liabilities $33,000 Long-term bonds Total liabilities Common stock Retained earnings Total common equity Total liabilities and equity $9,000 $42,000 $5,040 12,960 $18,000 $60,000 2018 Income Statement (Millions of $) Net sales Operating costs except depreciation Depreciation vad $84,000 78,120 1,680 Balance Sheet (Millions of 5) Assets Cash and securities o Accounts receivable Inventories Total current assets Net plant and equipment Total assets Liabilities and Equity Accounts payable Accruals Notes payable Total current liabilities 2018 $3,000 15.000 18,000 $36.000 524.000 560,000 518,630 8,370 6,000 $33.000 Long-term bonds Total liabilities Common stock Retained earnings Total common equity Total liabilities and equity $9.000 $42,000 $5,040 12,960 $18,000 $60,000 2018 Income Statement (Millions of 5) Net sales Operating costs except depreciation Depreciation Earnings before interest and taxes (EBIT) Less interest Earnings before taxes (EBT) Taxes 584,000 78,120 1.680 $4,200 900 $3,300 1,320 2018 Income Statement (Millions of 5) Net sales Operating costs except depreciation Depreciation Earnings before interest and taxes (EBIT) Less interest Earnings before taxes (EBT) Taxes Net income 584,000 78,120 1,680 54,200 900 $3,300 1,320 $1,980 696 Other data: Shares outstanding (milions) 500.00 Common dividends (millions of 5) $699.00 Intrate on notes payable & L-T bonds Federal plus state income tax rate Year-end stock price $47.52 Refer to Exhibit 4.1. What is the firm's operating margin? Do not round your intermediate calculations O a. 5.00% 40% b. 4.80% 04.10 d. 5.85 O,4,55%