40 imperial pints in imperial gallons

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

We know (by definition) that: $1\mathrm{imperialpint}\approx 0.125\mathrm{imperialgallon}$

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

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

Conclusion: 40 ⁢ imperialpint ≈ 5.0 ⁢ imperialgallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 imperial gallon is equal to 0.2 times 40 imperial pints.

It can also be expressed as: 40 imperial pints is equal to $\frac{1}{\mathrm{0.2}}$ imperial gallons.

Approximation

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