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Mathematics, 08.05.2021 14:50 djnkyworld

Shira posts a joke on her social network page. Four of her friends repost the joke on their pages. Four of each of their friends also repost the
joke, and so on. How many people will post the joke on the ninth round?

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Answers: 1

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Shira posts a joke on her social network page. Four of her friends repost the joke on their pages....
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