Answer:
What divides by uniting and by dividing?
Small and bearded, both in the real world and in stories.
What can point in every direction but can't reach the destination by itself
4 rubber ducks were floating in the bathtub, 2 floated away and 2 drowned. How many ducks are still alive?
What gets whiter the dirtier that it gets?
Why was the cook arrested?