3 cups equals how many milliliter's?

Answer 1

A good rule of thumb is 250 mL per cup, so three cups is about 750 mL. However, this is only an approximation. There are actually 236.6 mL in a cup (709.8 mL in 3 cups) if you're looking for a more precise answer.

Answer 2

3 cups is 720 ml.