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?

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

The host of a game show offers the guest a choice of three doors. Behind one is an expensive car, but behind the other two are goats.
After you have chosen one door, he reveals one of the other two doors behind which is a goat (he wouldn't reveal a car).

Now he gives you the chance to switch to the other unrevealed door or stay at your initial choice. You will then get what is behind that door.

You cannot hear the goats from behind the doors, or in any way know which door has the prize.

Should you stay, or switch, or doesn't it matter?

How is the moon similar to a dollar?

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

You need to arrange three 7 and mathematical symbols to form number 1?

If your uncle’s sister is not your aunt, what relation is she to you?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

Take away the whole and some still remain. What is it?