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Questão – operações com Conjuntos
A Câmara de Vereadores um certo município votou pela aprovação ou não dos projetos A e B. Após as sessões de votação verificou-se:
. 16 vereadores votaram a favor do projeto A;
. 10 vereadores votaram a favor do projeto B;
. 8 vereadores contra os dois projetos;
27 vereadores participaram da votação;
.Não houve abstenções.
A quantidade de vereadores que votaram a favor do projeto A e contra o projeto B corresponde a:
()7
()9
()14
()17
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