128 ounces.
Four US quarts is 128 fluid ounces (1 gallon).
There are 128 fluid ounces in four quarts.
That is 1.844 quarts.
1.6875 quarts.
9.6875 quarts.
12.5 quarts.
That is 1.25 quarts
5 guarts are in an oz.
That is approximately 2.1 quarts
3 quarts
That is 11.375 quarts
2.1 quarts