franciscon franciscon
  • 10-11-2017
  • Mathematics
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Una piscina completamente llena se puede vaciar por un desagüe en 10 horas, y por otro, en 15 horas. Si se abren ambos de desagüe simultáneamente. en cuanto tiempo variarán la piscina?

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hopedragongirl
hopedragongirl hopedragongirl
  • 10-11-2017
Hm. Pregunta confusa ¿hablas inglés? Lo siento por no responder. Pero ten un buen día. 
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