2 cups equal a quart

2 cups = 1/2 qt

In US measure: 1 quart = 4 cups and 1 cup = 0.25 quart.

There are 32 US fluid ounces (2 pints or 4 cups) in 1 US quart (946.4 ml).

There are 40 Imperial fluid ounces (2 pints) in 1 Imperial quart (1,136 ml).

Note that there is no 'cup' in the Imperial system, it is best to use pints or half pints,