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Questão de matemática de um concurso público
No primeiro dia, Braulio e Clodoaldo, juntos, pintaram 30% de um muro. No segundo dia, do que sobrou, Braulio pintou 20% e Clodoaldo pintou 30%. No terceiro dia, cada um pintou 14 m2, concluindo a pintura do muro. A área total do muro pintada nesses três dias foi igual, em metros quadrados, a:
A) 80
B) 98
C) 110
D) 128
E) 140
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