40 imperial cups in imperial gallons

Conversion

40 imperial cups is equivalent to 2.5 imperial gallons.^[1]

Conversion formula
How to convert 40 imperial cups to imperial gallons?

We know (by definition) that: $1 brcup \approx 0.0625 imperialgallon$

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

\frac{1 brcup}{40 brcup} \approx \frac{0.0625 imperialgallon}{x imperialgallon}

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

x imperialgallon \approx \frac{40 brcup}{1 brcup} * 0.0625 imperialgallon \to x imperialgallon \approx 2.5 imperialgallon

Conclusion: $40 brcup \approx 2.5 imperialgallon$

40 imperial cups is equivalent to 2.5 imperial gallons

Conversion in the opposite direction

The inverse of the conversion factor is that 1 imperial gallon is equal to 0.4 times 40 imperial cups.

It can also be expressed as: 40 imperial cups is equal to $\frac{1}{0.4}$ imperial gallons.

Approximation

An approximate numerical result would be: forty imperial cups is about zero imperial gallons, or alternatively, a imperial gallon is about zero times forty 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

Imperial Gallons

"The imperial (UK) gallon, now defined as exactly 4.54609 litres (about 277.42 cubic inches), is used in some Commonwealth countries and was originally based on the volume of 10 pounds (approximately 4.54 kg) of water at 62 °F (17 °C). The imperial fluid ounce is defined as 1⁄160 of an imperial gallon; there are four quarts in a gallon, two pints in a quart, and 20 Imperial fluid ounces in an imperial pint."

Wikipedia page of imperial 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 40 imperial cups to imperial gallons?

Conversion in the opposite direction

Approximation

Conversion formula
How to convert 40 imperial cups to imperial gallons?