280 imperial cups in US gallons

Conversion

280 imperial cups is equivalent to 21.016623696335 US gallons.^[1]

Conversion formula
How to convert 280 imperial cups to US gallons?

We know (by definition) that: $1 brcup \approx 0.0750593703440534 usgallon$

We can set up a proportion to solve for the number of US gallons.

\frac{1 brcup}{280 brcup} \approx \frac{0.0750593703440534 usgallon}{x usgallon}

Now, we cross multiply to solve for our unknown $x$ :

x usgallon \approx \frac{280 brcup}{1 brcup} * 0.0750593703440534 usgallon \to x usgallon \approx 21.01662369633495 usgallon

Conclusion: $280 brcup \approx 21.01662369633495 usgallon$

280 imperial cups is equivalent to 21.016623696335 US gallons

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US gallon is equal to 0.0475813819787994 times 280 imperial cups.

It can also be expressed as: 280 imperial cups is equal to $\frac{1}{0.0475813819787994}$ US gallons.

Approximation

An approximate numerical result would be: two hundred and eighty imperial cups is about twenty-one point zero one US gallons, or alternatively, a US gallon is about zero point zero five times two hundred and eighty imperial cups.

Units involved

This is how the units in this conversion are defined:

Imperial Cups

"The cup is a unit of measurement for volume, used in cooking to measure liquids (fluid measurement) and bulk foods such as granulated sugar (dry measurement). The imperial cup is half an imperial pint. It is no longer in common use, but many recipe books still include it."

Wikipedia page of imperial cups

Us Gallons

"The US gallon is legally defined as 231 cubic inches, which is exactly 3.785411784 liters.[2][3] A US liquid gallon of water weighs about 8.34 pounds or 3.78 kilograms at 62 °F (17 °C), making it about 16.6% lighter than the imperial gallon. There are four quarts in a gallon, two pints in a quart and 16 US fluid ounces in a US pint, which makes the US fluid ounce equal to 1⁄128 of a US gallon."

Wikipedia page of US gallons

Footnotes

[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.

Conversion

Conversion formula How to convert 280 imperial cups to US gallons?

Conversion in the opposite direction

Approximation

Conversion formula
How to convert 280 imperial cups to US gallons?