Letters up to 6' 1/8' by 11' 1/2" that weight under 1 oz are $.45 cents to mail from US city to US city. Here is the link to the information: https://www.usps.com/send/first-class.htm www.dailymischief.com

first -- 5 letters second -- 6 letters third -- 5 letters fourth -- 6 letters fifth -- 5 letters sixth -- 5 letters seventh -- 7 letters eighth -- 6 letters So the nest number would be 5, because there are 5 letters in ninth.

36 different ways. Doodle has 6 letters all you do is multiply the numbers of letters by the number of letters (6 times 6). Also it depends on if you would like to use all 6 letters in the word or not.