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January 31, 2015

January 31, 2015

Posted by **liz** on Tuesday, February 28, 2012 at 10:08pm.

a) Find the number of 7 letter anagrams possible for the letters in GUITARS.

I did 7!=5040...is that correct?

b) Find the probability of randomly choosing an anagram that starts with T.

There are 720 options for each letter because 5040/7=720. So 720/5040=1/7 which is answers...is this correct?

c) Mentally picture all of your 7-letter anagrams organized alphabetically in a long list, then write the first two and the last two in the list.

First two:

AGIRSTU

AGIRSUT

Last two:

UTSRIGA

UTSRIAG

Please let me know if these answers are correct

- Math-Are my answers correct? -
**MathMate**, Tuesday, February 28, 2012 at 10:16pmAll correct, except the order of the last two anagrams:

should read:

UTSRIAG

UTSRIGA

- Math-Are my answers correct? -
**liz**, Tuesday, February 28, 2012 at 10:20pmThank you very much:)

- Math-Are my answers correct? -
**MathMate**, Tuesday, February 28, 2012 at 11:07pmYou're welcome! :)

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