21 quarts (qt) to gallons (gal)

21 quarts = 5.25 gallons

To convert 21 quarts to gallons, divide 21 quarts by the conversion factor 4 (since 1 quart equals 1/4 gallons).

The conversion formula is :
gallons = quarts ÷ 4

Here's the calculation to convert 21 qt to gal :
21 quarts ÷ 4 = 5.25 gallons

Therefore, 21 quarts is equal to 5.25 gallons

The quart is a unit of volume in the US customary and British imperial systems of measurement. One US liquid quart is equal to approximately 0.946353 liters, while one imperial liquid quart is equal to approximately 1.13652 liters. The quart is abbreviated using the symbol qt (e.g. 21 qt).

The gallon is a unit of volume in the US customary and British imperial systems of measurement. One US gallon is equal to approximately 3.78541 liters, while one imperial gallon is equal to approximately 4.54609 liters. The gallon is abbreviated using the symbol gal (e.g. 5.25 gal).