40 imperial gallons in imperial cups

Result

The conversion result is: 40 imperial gallons is equivalent to 640 imperial cups.[1]

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

We know (by definition) that: 1 imperialgallon ≈ 16 brcup.

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

1 imperialgallon / 40 imperialgallon ≈ 16 brcup / x brcup

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

x brcup ≈ (40 imperialgallon / 1 imperialgallon) * 16 brcup → x brcup ≈ 640 brcup

Conclusion:

40 imperialgallon ≈ 640 brcup

Conversion in the opposite direction

The inverse of the conversion factor is that 1 imperial cup is equal to 0.0015625 times 40 imperial gallons.

It can also be expressed as: 40 imperial gallons is equal to 1 / 0.0015625 imperial cups.

Approximation

An approximate numerical result would be: forty imperial gallons is about six hundred and forty imperial cups, or alternatively, a imperial cup is about zero times forty 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.