Difference between revisions of "2006 AIME A Problems/Problem 7"

Latest revision as of 13:37, 2 July 2009

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-== Problem ==
+#REDIRECT [[2006 AIME I Problems/Problem 7]]
-Find the number of ordered pairs of positive integers <math> (a,b) </math> such that <math> a+b=1000 </math> and neither <math> a </math> nor <math> b </math> has a zero digit.
-== Solution ==
-== See also ==
-*[[2006 AIME II Problems]]
-[[Category:Intermediate Combinatorics Problems]]