Mathematics, 27.06.2020 17:01 mrtroll3289

3. Os senhores Ferrão Ximpingo e Mabunda Xagaka, são os maiores criadores (de ovelhas e cabritos), grandes rivais e concorrentes no mercado de Songo, província de Tete. O senhor Ferrão tem 45% do total de animais (ovelhas e cabritos) enquanto que o Sr. Mabunda detém 30% do total de animais(ovelhas e cabritos). Sabe-se que dos animais do senhor Mabunda 60% são cabritos, dos do Sr. Ferrão 70% são cabritos, enquanto dos restantes criadores, 40% são cabritos. Um dia um animal foi encontrado morto. a) Qual é a probabilidade de ser uma ovelha? b) Sabendo que o animal morto é uma ovelha qual é a probabilidade de pertencer ao Sr. Ferrão?

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3. Os senhores Ferrão Ximpingo e Mabunda Xagaka, são os maiores criadores (de ovelhas e cabritos), g...