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Maria

estudos gerais • 08/26/2024

Na hora do recreio, o Pedro, o João, o Severino e o Lucas fo...

Na hora do recreio, o Pedro, o João, o Severino e o Lucas formarão uma fila para pegar a merenda. No entanto, Pedro e João são melhores amigos e querem ficar juntos. De quantas maneiras a fila pode ser organizada?

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