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Sally has 6 red flags, 4 green flags, and 2 white flags. How many 12-flag signals can she run up a flag pole?

Sally has 6 red flags, 4 green flags, and 2 white flags. How many 12-flag signals can she run up a flag pole?
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Sally has 6 red flags, 4 green flags, and 2 white flags. How many 12-flag signals can she run up a flag pole?

User MkV
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(12!)/(6!4!2!)=(7\cdot8\cdot9\cdot10\cdot11\cdot12)/(2\cdot3\cdot4\cdot2)=13860

User Dorine
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