40 imperial cups in dry gallons

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

We know (by definition) that: $1\mathrm{brcup}\approx 0.0645035464680438\mathrm{drygallon}$

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

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

Conclusion: 40 ⁢ brcup ≈ 2.5801418587217517 ⁢ drygallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 dry gallon is equal to 0.38757558876837 times 40 imperial cups.

It can also be expressed as: 40 imperial cups is equal to $\frac{1}{\mathrm{0.38757558876837}}$ dry gallons.

Approximation

An approximate numerical result would be: forty imperial cups is about two point five eight dry gallons, or alternatively, a dry gallon is about zero point three nine times forty imperial cups.