Good Riddles

Question: What goes up and down the stairs without moving?

Question: At the sound of me, men may dream, or they may stamp their feet.
At the sound of me, women may laugh, or even weep.

What am I?

Question: I have a foot on either side of me and one in the middle.

What am I?

Question: A very famous chemist was found murdered in his kitchen today. The police have narrowed it down to six suspects. They know it was a two man job. Their names: Felice, Maxwell, Archibald, Nicolas, Jordan, and Xavier.

A note was also found with the body: '26-3-58/28-27-57-16'.

Who are the killers?

Question: Anna can drive a Toyota, but not a Prius.
She can marry Otto, but not Peter.
She can borrow or rob, but not share and steal.

Can Anna pull up if I pull up?