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s344n2d4d5 [400]
3 years ago
9

Em uma prova de conhecimentos gerais, Fernando errou 3/8 do total de 72 questões. Quantas são as questões que Fernando ACERTOU?

Mathematics
1 answer:
nydimaria [60]3 years ago
4 0

Vamos lá.....

Duas maneiras praticas:

1 - Multiplicar a fraçao pelo total, vai informar quanto a fracao representa (o que é questionado na questao)

2 - Regra de 3.

1:

72 × (3/8)

216/8

27

Ele acertou 27 questoes

<em>(pergunta mais que interessante: qntas questoes havia na prova??? 72)</em>

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