685 imperial cups in imperial gallons
Conversion
685 imperial cups is equivalent to 42.8125 imperial gallons.[1]
Conversion formula
How to convert 685 imperial cups to imperial gallons?
We know (by definition) that:
We can set up a proportion to solve for the number of imperial gallons.
Now, we cross multiply to solve for our unknown :
Conclusion:
Conversion in the opposite direction
The inverse of the conversion factor is that 1 imperial gallon is equal to 0.0233576642335766 times 685 imperial cups.
It can also be expressed as: 685 imperial cups is equal to imperial gallons.
Approximation
An approximate numerical result would be: six hundred and eighty-five imperial cups is about forty-two point eight one imperial gallons, or alternatively, a imperial gallon is about zero point zero two times six hundred and eighty-five imperial cups.
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.