Weiland Co$.$ shows the following information on its $2019$ income statement: sales $=$ $$154,000$; costs $=$$$81,700$; other expenses $=$$$5,000$; depreciation expense $=$$$10,700$; interest expense $=$$$8,200$; taxes $=$$$16,940$; dividends $=$$$7,300.$ In addition, you're told that the firm issued $$2,800$ in new equity during $2019$ and redeemed $$4,300$ in outstanding long$-$term debt.

a$.$ What is the $2019$ operating cash flow?

b$.$ What is the $2019$ cash flow to creditors?

c$.$ What is the $2019$ cash flow to stockholders?

d$.$ If net fixed assets increased by $$20,350$ during the year, what was the addition to NWC$?$

$($For all requirements, do not round intermediate calculations and round your answer to the nearest whole number, e$.$g$.,32.)$

Answer is complete but not entirely correct.

$\backslash$table$[[,],[$a$.,$Operating cash flow,$$,50,360],[$b$.,$Cash flow to creditors,$$,17,000],[$c$.,$Cash flow to stockholders,$$,4,500],[$d$.,$Addition to net working capital,$$,2,310]]$