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Mathematics, 04.04.2020 09:51 zoeycrew

A person has 5 tickets for a concert and she wants to invite 4 of her 8 best friends. How many choices does she have, if two of her friends do not get along and cannot be both invited?

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A person has 5 tickets for a concert and she wants to invite 4 of her 8 best friends. How many choic...
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