Question 714494: How to evenly divide 8.0 fl.oz liquid into two 4.0 fl.oz. with nothing but a 3.0 fl. oz. and a 5.0 fl.oz. containers. Answer by KMST(5328) (Show Source):
You can put this solution on YOUR website! Add 5 ounces to a second container.
Remove 3 ounces and add them back to the first container.
Repeat the two steps above
The second container will end up with
5-3+5-3=4 ounces.