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Mathematics, 09.12.2020 21:50 candymorgan81

Un saco de ladrillos de 200 Kg tiene que ser elevado al tercer piso de una obra en construcción (10 m). Un obrero realiza el trabajo en 20 minutos mientras que una grúa lo realiza en 2 segundos. ¿Qué trabajo realiza el obrero? ¿Y la grúa?

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Un saco de ladrillos de 200 Kg tiene que ser elevado al tercer piso de una obra en construcción (10...
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