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?

All of the flowers I have are orchids except two. All of the flowers I have are hibiscuses except two. All of the flowers I have are roses except two.

Can you tell me how many flowers I have?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

Solve the puzzle by telling what does below picture means.

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

Identify the hidden meaning behind this picture?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?