Numa prova de matemática, os alunos resolveram 3 problemas, da seguinte forma:
Problema...
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Mathematics, 10.05.2020 16:57 cityglamevents
Numa prova de matemática, os alunos resolveram 3 problemas, da seguinte forma:
Problema A | B | C | A e C | A e B | B e C | A e B e C | Nenhum
No. Alunos 15 | 15 | 12 | 08 | 06 | 07 | 05 | 03
Desenhe os conjuntos que representam estes dados e responda as seguintes questões:
a) Quantos alunos fizeram a prova?
b) Quantos alunos resolveram os problemas A e B?
c) Quantos alunos resolveram somente os problemas A e B?
d) Quantos alunos não resolveram A e C?
e) Quantos alunos resolveram A ou C?
f) Quantos alunos resolveram somente A?
g) Quantas alunos resolveram exatamente dois problemas?
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Answers: 3
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