Difference between revisions of "2005 AMC 10B Problems/Problem 20"

(Undo revision 35661 by Fzhou1995 (Talk))
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== Problem ==
 
== Problem ==
What is the average (mean) of all 5-digit numbers that can be formed by using each of the digits 1, 3, 5, 7, and 8 exactly once?
 
 
== Solution ==
 
== Solution ==
 
== See Also ==
 
== See Also ==
 
*[[2005 AMC 10B Problems]]
 
*[[2005 AMC 10B Problems]]

Revision as of 22:28, 17 August 2010

Problem

Solution

See Also

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