Mathematics, 03.09.2019 19:20 Drreeaa

Se sabe que 29 obreros pueden hacer una obra en 18 dias luego de haber realizado la mitad de la obra son cambiados por obreros 50% mas eficientes que ellos . si terminan la obra "a" dias antes de lo previsto calcule a+n

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Se sabe que 29 obreros pueden hacer una obra en 18 dias luego de haber realizado la mitad de la obra...

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