There are 117.4 weeks from July 2008 until October 2010.
Adding 35 weeks to October 30, 2010 gives July 2, 2011.
40 weeks
91.9 weeks
42 weeks and 1 day.
Ghost Voyage - 2008 TV was released on: USA: 26 January 2008 Germany: 15 July 2009 Australia: 18 July 2010 Netherlands: 6 October 2010
Swingtown - 2008 Puzzlerama - 1.8 was released on: USA: 25 July 2008 Hungary: 24 February 2010 Australia: 26 October 2010 Belgium: 25 July 2012
There are 26 weeks between January 1, 2010 and July 1, 2010.
Swingtown - 2008 Heatwave 1-7 was released on: USA: 17 July 2008 Hungary: 17 February 2010 Australia: 19 October 2010 Belgium: 24 July 2012
3 weeks after Sunday, July 18, 2010 = Sunday, August 8, 2010.
There are 13 weeks and 5 days between July 26 and October 30, 2010.
If you mean to ask what number of weeks are between the start of January 2010 and the start of July 2010 then the answer is 26
13 weeks.