Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

What type of tree can I carry in my hand?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

You find yourself in a strange place guarded by two guards.One of the guard always say truth while other always lies.You don't know the identity of the two.You can ask only one question to go out from there. What should you ask?

Sally lives in a place where six months of the year is mild summer and the temperature drops significantly the other six months. She owns a lake where there is a small island. She wants to build a house on the island and needs to get materials there. She doesn’t have a boat, plane, or anything to transport them to the island. How does Sally solve this problem?

What does this rebus means ?

PROG WORKRESS

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?

Can you count the number of rectangles on a chessboard?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?