SOLUTION: How many different 5-letter "words" are there which read the same forward as backward? (We use only capital letters and, of course, repeats are allowed.)
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Question 427686: How many different 5-letter "words" are there which read the same forward as backward? (We use only capital letters and, of course, repeats are allowed.) Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! How many different 5-letter "words" are there which read the same forward as backward? (We use only capital letters and, of course, repeats are allowed.)
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1st and 5th letter: 26 ways
2nd and 4th letter: 25 ways
3rd letter: 24 ways
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Total ways 2*26*2*25*24 = 4*26*25*24 = 62400 "words"
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Cheers,
Stan H.
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