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s344n2d4d5 [400]
3 years ago
8

Uma urna tem 30 bolas, sendo 10 vermelhas e 20 azuis. Se sortearmos 2 bolas, 1 de cada vez e repondo a sorteada na urna, qual se

rá a probabilidade de as duas bolas serem vermelhas? (respostas apenas o número em fração irredutível, decimal com 4 casas ou porcentagem com 2 casas decimais)
Mathematics
1 answer:
Natalija [7]3 years ago
5 0

Answer:

hlo how r u

hlo how r u i m fine here

hlo how r u i m fine here from where r u

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