Mathematics, 11.07.2019 16:30 cherri319

Bdemora el doble de lo que a tarda en realizar un trabajo. juntos, terminan el trabajo en 4 horas. ¿cuánto tiempo empleará b en efectuar separadamente dicho trabajo?

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Bdemora el doble de lo que a tarda en realizar un trabajo. juntos, terminan el trabajo en 4 horas. ¿...

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