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Your model train has one engine and eight train cars. Find the total number of ways you can arrange the train. (The engine must be first.)

 Feb 26, 2016
 #1
avatar+407 
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64 wasys to arrange it 

 Feb 26, 2016
 #2
avatar+129845 
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More than that, poo69..........smiley smiley smiley

 

8!  ways =  40320  ways

 

 

cool cool cool

 Feb 26, 2016

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