Can anyone tell me a word in the English dictionary which has a silent 'z'?

How can you leave a room with two legs and return with six legs?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?

John leaves home and then he takes three right turns. John wants to return to home but he was scared of Jacob, who is wearing a mask.

What is John Situation ?

I have eight fingers and two thumbs but I do not live. What Am I?

A fresher was sitting in an interview. The interviewer said, "This is the last question of your interview. Tell me the accurate position of the centre of this table where your resume is kept."

How can he answer this question? What will you have answered to such a question?