about
42 weeks and 3 days.
30 weeks and 4 days.
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
There are 26 weeks between January 1, 2010 and July 1, 2010.
38 weeks.
There are about 134½ weeks between 1 January 2011 and 31 July 2013.
104.4 weeks
Adding 35 weeks to October 30, 2010 gives July 2, 2011.
45 weeks and 3 days.
25 weeks and 6 days.
42 weeks and 1 day.
Thirty.