Medina Martinez
02/14/2024 · Primary School
Uma caixa contém 2 bolas de gude vermelhas, 3 bolas de gude verdes e 3 bolas de gude azuis. Se pegarmos uma bola de gude e depois outra, sem colocar a primeira de volta no recipiente, qual a probabilidade de que a primeira bola de gude seja verịle e de que a segunda seja azul?
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A probabilidade de pegar uma bola vermelha na primeira tentativa e uma azul na segunda é \(\frac{3}{28}\).
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