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Check my work The 2018 income statement for Duffy's Pest Control shows that depreciation expense was $206 million, EBIT was $522 million, and the tax rate was 30 percent. At the beginning of the year, the balance of gross fixed assets was $1,592 million and net operating working capital was $426 million. At the end of the year, gross fixed assets was $1,848 million. Duffy's free cash flow for the year was $435 million. Calculate the end-of-year balance for net operating working capital. (Enter your answer in millions of dollars rounded to 1 decimal place.) Net operating working capital million