¿Alcohol o gasolina?

var gasolina  = 40;
    var recorrido =480;
    var consumoGasolina = (recorrido/gasolina);
    document.write("El consumo de gasolina es " + consumoGasolina +'<br>');

    var Alcohol = 40;
    var recorridoConAlcohol =300;
    consumoGasolina = (recorridoConAlcohol/Alcohol);
    document.write("El consumo de Alcohol es " + consumoGasolina);