Two guards were on duty outside a barracks. One faced up the road to watch for anyone approaching from the North. The other looked down the road to see if anyone approached from the South. Suddenly one of them said to the other, "Why are you smiling?"

How did he know his companion was smiling?

My location can be determined by the below rebus.
So where am i ?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

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

What kind of band never plays music?

There are a hundred statements.

First person says: At least one of the statements is false.

Second person says: At least two of the statements is false.

Third person says: At least three of the statements are false.

Fourth person says: At least four of the statements are false.

..

..

..

Hundredth person says: At least a hundred of the statements are false.

Analysing it, how many statements do you think are false and how many are true?

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

Can you solve this picture maths equation?

Can you find the missing piece of the Porsche?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?