SOLUTION: How many words can be made using the letters of the word STARTS? How many of theses are palindromes?

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Question 355401: How many words can be made using the letters of the word STARTS? How many of theses are palindromes?
Answer by sudhanshu_kmr(1152) About Me  (Show Source):
You can put this solution on YOUR website!

no. of words = 6!/(2! * 2!)
(each have 6 letters )
=180