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07-10-2018
Mathematics

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in how many ways can five girls and five boys stand in line if boys and girls must alternate?

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konrad509 konrad509

07-10-2018

[tex]5\cdot5\cdot4\cdot4\cdot3\cdot3\cdot2\cdot2\cdot1\cdot1\cdot2=28,800[/tex]

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