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Mathematics, 27.02.2021 21:30 stodd9503

Se tiene un tanque con tres llaves, la primera llena el tanque en 2h, el segundo en 6h y la tercera puede vaciar el tanque en 3h. El tiempo que se necesita, en horas, para llenar el tanque si estando vacío se abren las 3 llaves al mismo tiempo

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