20 dry quarts in dry gallons

Conversion formula
How to convert 20 dry quarts to dry gallons?

We know (by definition) that: $1\mathrm{dryquart}\approx 0.25\mathrm{drygallon}$

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: 20 ⁢ dryquart ≈ 5.0 ⁢ drygallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 dry gallon is equal to 0.2 times 20 dry quarts.

It can also be expressed as: 20 dry quarts is equal to $\frac{1}{\mathrm{0.2}}$ dry gallons.

Approximation

An approximate numerical result would be: twenty dry quarts is about zero dry gallons, or alternatively, a dry gallon is about zero times twenty dry quarts.