2013-11-26T02:50:56ZFluxBBhttp://www.mathisfunforum.com/viewtopic.php?id=20182Add the numbers on the left with the number on the right for each row. You should notice something.]]>http://www.mathisfunforum.com/profile.php?id=1187862013-11-26T02:50:56Zhttp://www.mathisfunforum.com/viewtopic.php?pid=291961#p291961The right answer is 40.
But I would love to get the logic which you people have derived here.