Free cash flow

Bates Motors has the following information for the previous year: Net income $=$$$200$; Net operating profit after taxes $($NOPAT$)=$$$300$; Total assets $=$$$1,000$; and Total net operating capital $=$$$800.$ The information for the current year is: Net income $=$$$500$; Net operating profit after taxes $($NOPAT$)=$$$400$; Total assets $=$$$1,300$; and Total net operating capital $=$$$900.$ What is the free cash flow for the current year?