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Rearranging Letters and Spinning Sprinklers (Math Chat)

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Visit this site: http://www.csmonitor.com/durable/1997/10/17/feat/scitech.1.html
Author:Frank Morgan; Christian Science Monitor
Description: A recent National Public Radio Weekend Edition puzzle asked to replace one letter in HOMEGAME with another letter to get the name of a famous philosopher. Bruce Cobi asks how many different letter sequences you can obtain this way. What if you are also allowed to rearrange the letters?
Levels: Middle School (6-8), High School (9-12)
Languages: English
Resource Types: Problems/Puzzles, Articles
Math Topics: Permutations/Combinations

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