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Multiplication of Integers

The number of...

Question

The number of the other permutation of the letter of the word $S I M P L E T O N$ then all at time is:

A

\frac{8!}{2}

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B

8! - 1

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C

\frac{9!}{2}

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D

9! - 1

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Solution

The correct option is B $8! - 1$
Total permutations $= 8!$
Other permutation $= 8! - 1$

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