Category: Daily living

According to Owala, there are 128 fluid ounces in one US gallon. To accurately determine how much water is 40 bottles of water, you must first know the size of each bottle, as the total volume can vary significantly depending on the container's capacity.

A metric cup is defined as 250 milliliters. Therefore, if a standard metric cup is used, 500mL of milk equals exactly 2 cups. The number of glasses, however, depends entirely on the size of the glass you are using, as 'glass' is not a standard unit of measurement.