math
posted by Emily .
how many distinguishable permutations are in the word MUSKETEERS?

http://answers.yahoo.com/question/index?qid=20070612200923AA4JBsH&show=7

I will assume that the 3 E's and the 2 S's are indistinguishable
so the number of ways would be 10!/(2!3!) = 302400