Math Problem Statement
Uma urna possui 5 bolas brancas, 4 azuis e 6 vermelhas. Retirando-se 3 bolas desta urna, sucessivamente e sem reposição: a) calcule a probabilidade das bolas possuírem cores diferentes; b) calcule a chance da terceira bola ser branca se as duas primeiras bolas tem cores iguais.
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Combinatorics
Formulas
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Theorems
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Suitable Grade Level
Advanced High School
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