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Yasmin Lopes's Profile
Star Rating: [2 
]
Member Since: Mar 30, 2014
Total # Questions Provided: 1
Total # Answers Provided: 0
]
Member Since: Mar 30, 2014
Total # Questions Provided: 1
Total # Answers Provided: 0
mar
30
2014
Numa sala de aula com 60 alunos
numa sala de aula com 60 alunos, 11 jogam xadrez, 31 são homem ou jogam xadrez e 3 mulheres jogam xadrez.determine o numero de homens que não jogam xadrez a) 10 b)15 c)20 d)30 e)40 gostaria de...
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