Answer:
4 rubber ducks were floating in the bathtub, 2 floated away and 2 drowned. How many ducks are still alive?
i am 4 times as old as my daughter in 20 years time i shall be twice as old as her how old are we now
A metal snake that runs on tracks.
I weaken all men for hours each day. I show you strange visions while you are away. I take you by night, by day take you back. None suffer to have me, but do from my lack.
What is yours but only used by others?
What did the piece of wood say when he saw the screwdriver and screws approaching?