What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

Look at the picture and find out which square is not linked with any of the other squares.

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

What is the coolest letter in the alphabet?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

What goes through cities and fields, but never moves?

A beggar on the street can make one cigarette out of every 6 cigarette butts he finds. After one whole day of searching and checking public ashtrays the beggar finds a total of 72 cigarette butts. How many cigarettes can he make and smoke from the butts he found?

A non-stop marathon is the shared favourite sport of three brothers.

*The oldest one is fat and short and trudges slowly on.
*The middle brother's tall and slim and keeps a steady pace.
*The youngest runs just like the wind, speeding through the race.

"He is young in years, we let him run!" the other two brothers explained, "'because though he is surely number one, he is second, in a way." Why is it?