Anonymous

In How Many Different Ways Can The Letters Of The Word PERIMETER Be Arranged? Also Arrange The Four Different Letters Of The Word In A Row.

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sumit kumar Profile
sumit kumar answered
Its 30,240& 360
Oddman Profile
Oddman answered
If there were no repeated letters, the 9 letters would have 9!

different arrangements. Because "e" is repeated 3 times and "r" is repeated 2 times, the total number of permutations (arrangements) is (9!)/(3!*2!) = 30,240.

There are 6 different letters in the word PERIMETER. Arranged in alphabetical order, they are
  EIMPRT
What 4 letters are you interested in putting in a row?

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