Difference between revisions of "Mock AIME 3 Pre 2005 Problems/Problem 2"
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| − | + | ==Problem== | |
| + | Let <math>N</math> denote the number of <math>7</math> digit positive integers have the property that their digits are in increasing order. Determine the remainder obtained when <math>N</math> is divided by <math>1000</math>. (Repeated digits are allowed.) | ||
| + | |||
| + | ==Solution== | ||
| + | {{solution}} | ||
| + | |||
| + | ==See also== | ||
Revision as of 07:35, 14 February 2008
Problem
Let
denote the number of
digit positive integers have the property that their digits are in increasing order. Determine the remainder obtained when
is divided by
. (Repeated digits are allowed.)
Solution
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