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math

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Using the letters in ADJUSTING without repeats,

How many different nine letter arrangements could be made?
How many of these nine-letter arrangements have a consonant in fifth position and J in sixth position?
What special name is given to the sixth position in the last question>

  • math - ,

    looks like all the letters are different

    1) 9!
    2) put those letters in the required spots, leaving 7 remaining to arrange
    so 7!

    3) ???

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