If FIN3100 has sales revenues of $450,000, COGS: $270,000, depreciation and amortization: $100,000 and taxes rate is 40%. Assume that the firm made $150,000 capital expenditures and had increased $10,000 in net operating working capital during the year. What was Firm FIN3100's free cash flow?

Group of answer choices

$30,000

$50,780

$94,879

$17,678

$48,000