Carroll Schwartz
06/09/2024 · High School
11. Arnaldo tinha 100 reais e gastou \( \frac{3}{7} \) do que tinha. Com quantos reais ficou Arnaldo? a) 40 b) 50 c) 60 d) 70 e) 80
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Arnaldo gastou \( \frac{3}{7} \) de 100 reais, ficando com cerca de 57.14 reais. A resposta mais próxima é c) 60.
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