What will you call your mother's brother's brother-in-law?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

What has many keys but can’t open a single lock?

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

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

Solve the puzzle by telling what does below picture means.

Find out the missing number in the picture attached:

A guard is positioned at the one side of the bridge saying ‘A’. His task is to shoot all those who try to leave from ‘A’ to the other side and say ‘B’. He also need to welcome the person who comes from another side ‘B’ to his side ‘A’. The guard comes out of his post every 1 hour and looks down the bridge for any people trying to leave. You are at side ‘A’ and wish to go to another side ‘B’. you also know that it would take 1:45 hr to cross the bridge. How will you cross the bridge?