Jetson Spacecraft

Jetson Spacecraft Corp. shows the following information on its 2011 income statement:
Sales : 400000
cost of good sold 180000
other expenses 43000
interest expense 33000
taxes 33000
dividends 40000
a ) what is the 2011 operating cash flow?
b) what is the 2011 cash flow to creditors?
c) what is the 2011 cash flow to shareholders?
d) if net fixed assets increased by 19000 during the year, what was the addition to NWC?