Answer:
There was a girl half my age when I was 12, now I am 66, how old is she?
In your fire you hear me scream creaking and whining yet I am dead before you lay me in your hearth.
I have wheels and flies yet I am not an aircraft.
I run up and down the stairs without moving. What am I?
I run around the streets all day. Under the bed or by the door I sit at night, never alone. My tongue hangs out, waiting to be fed during the day. What am I?
The answer I give is yes, but what I mean is no. What was the question?