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

What's the only room from which no one can enter or leave

If two fifty-foot ropes are suspended from a forty-foot ceiling that is twenty feet apart, how much rope will you be able to steal if you have a knife?

A boy purchased a book from a bookkeeper and gave him $100.
The cost of the book is $50 but the bookkeeper has no change, so he gets the change from the next shop and returns the boy his $50.

After some time the next shopkeeper came with the $100 note and told the bookkeeper that the note was a fraud, so he took the money back.

How much loss did the bookkeeper face?

A father's child, a mother's child, yet no one's son.

Who am I?

What breaks yet never falls, and what falls yet never breaks?

Whats the next number in the below number sequence pattern.

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

A kind heart person buy packed food at 3$/packet from United states and sells them at 1$/packet at Africa. After some time he becomes a millionaire.

How come the guy become millionaire ?

What can you hold in your right hand, but never in your left hand?