90 days before February 6th 2011 is Monday, November 8, 2010.
February 2 2011
The 29th of October 2011.
March 29 2011
The 18th of February 2009.
The date which falls 90 days after February 2, 2011 is May 3, 2011.
The date 180 days after February 8, 2011 would be August 7, 2011.
Adding 180 days to February 28, 2011 gives August 27, 2011.
The 15th of February 2012 is 330 days after and the 27th of April 2011 is 330 days before.
Adding 180 days to February 9, 2011 gives August 8, 2011.
Adding 180 days to February 26, 2011 gives August 25, 2011.
As of today's date, August 17, 2010, there are 257 days until May 1, 2011.
328 days before the question was asked, on the 9th of November 2011, the date was the 16th of December 2010. The question is being answered on the 1st of January 2015, at which time the date 328 days before that is the 7th of February 2014.