What is the relative humidity for a parcel of air with 6 millibars vapor pressure and 30 millibars saturation vapor pressure?

Name: What is the relative humidity for a parcel of air with 6 millibars vapor pressure and 30 millibars saturation vapor pressure?
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Quizplus · Accepted Answer

Relative humidity is calculated as the ratio of the vapor pressure of air to the saturation vapor pressure, multiplied by 100 to convert it to a percentage. In this case, $ \frac{6}{30} \times 100 = 20\% $.

What Is the Relative Humidity for a Parcel of Air