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Mathematics, 05.10.2019 07:20 juniorvalencia4

Em uma pesquisa realizada, verificou-se que, das pessoas consultadas, 24 liam o jornal a, 18 liam o jornal b, 13 liam os dois jornais (a e b) e 2 não liam nenhum dos dois jornais. assim, podemos afirmar que o número de pessoas consultadas foi:

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Em uma pesquisa realizada, verificou-se que, das pessoas consultadas, 24 liam o jornal a, 18 liam o...
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