It depends on one and one fourth of what measure: picolitres, or bucketfuls? and into what quantity of brownies?
A quart is a liquid measure that is one fourth of a gallon.
About 58 grams
Millimeters can't be converted to cups. Millimeters measure length, while cups measure volume.
Sure - just bisect it twice.
One fourth WHAT of water. -One fourth gill, one fourth pint, one fourth gallon, one fourth ton .
It is one fourth.
A full circle is 360o, so a quarter, (one fourth) of a circle is 90o.
One fourth of 1 is equal to precisely one fourth.
One fourth of a yard