John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?

You are confined in a room and given two metal rods. Out of these two rods, one is magnet and the other is the iron rod. They look starkly similar. You don't have any other metal object in the room.

How will you decide which one of those is magnet?

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

How can one talk without saying a single word?

After a heavy Thanksgiving meal, the night watchman went to work. In the morning, he told his boss he had dreamed that a saboteur planted a bomb in the factory and that he felt it was a warning. The boss promptly fired him. Worker confused, Why boss fire him?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

Can you place six matchsticks in a manner that each of the matchsticks is in touch with the other five matchsticks?

Can you find out the total number of triangles in the given figure?

Which country gets ill every time?

Can you move 2 matchsticks to form four equal sized squares.