Mathematics, 26.11.2021 20:50 porkhappycom

un automóvil y un tren inician su recorrido al mismo tiempo de la Union Station en Washington, D. C., hacia Rochester, Nueva York, el recorrido del viaje es de 390 millas de distancia. Sila velocidad del automóvil promedia el doble de la velocidad del tren y llega 6.5 horas antes que éste, determina la velocidad del automóvil y la velocidad del tren

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un automóvil y un tren inician su recorrido al mismo tiempo de la Union Station en Washington, D. C....

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