21 US pints in imperial quarts

Conversion formula
How to convert 21 US pints to imperial quarts?

We know (by definition) that: $1\mathrm{uspint}\approx 0.416337092314494\mathrm{imperialquart}$

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

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

Conclusion: 21 ⁢ uspint ≈ 8.743078938604373 ⁢ imperialquart

Conversion in the opposite direction

The inverse of the conversion factor is that 1 imperial quart is equal to 0.114376183381415 times 21 US pints.

It can also be expressed as: 21 US pints is equal to $\frac{1}{\mathrm{0.114376183381415}}$ imperial quarts.

Approximation

An approximate numerical result would be: twenty-one US pints is about eight point seven four imperial quarts, or alternatively, a imperial quart is about zero point one one times twenty-one US pints.