Math, asked by neha406, 1 year ago

in how many ways can the letters of the word permutations be arranged if there are always 4 letters between p and s?

Answers

Answered by Aditya690

Fix P AND S
then in between 4 words are too filled
so left 10 Words after Fixing P and S.
now 4 places and 10 words with a Repeatation of Letter T.

so Ans is 10P4/2!

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