21 imperial pints in US quarts

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

We know (by definition) that: $1\mathrm{imperialpint}\approx 0.600474962752428\mathrm{usquart}$

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

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

Conclusion: 21 ⁢ imperialpint ≈ 12.609974217800987 ⁢ usquart

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US quart is equal to 0.0793023032979989 times 21 imperial pints.

It can also be expressed as: 21 imperial pints is equal to $\frac{1}{\mathrm{0.0793023032979989}}$ US quarts.

Approximation

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