3. Why do birds fly south in winter?

Because it is too far to walk.

4. Which is noisiest game?

It is squash because you can not play it without raising a racket.

5. What is archaeologist?

Someone who's career is in ruins.

8. If in the end the old lady still died, why?

She was hit by the brick, you threw from the plane.

9. How does old woman cross a swamp filled with crocodiles?

She just crosses it because the crocodiles are at the lion's birthday.