How can a man go eight days without sleep?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

Complete the table series riddle by finding the number that can replace "??".

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?

Three playing cards in a row. Can you name them with these clues? There is a two to the right of a king. A diamond will be found to the left of a spade. An ace is to the left of a heart. A heart is to the left of a spade. Now, identify all three cards.

What is the next number in this series?

4,12,84,3612....

Three friends decide to distribute the soda cans they had among them. When all of them had drunk four cans each, the total number of cans that remained was equal to the cans each one of them had after they had divided the cans.

Can you calculate the total number of cans before distribution?

What has lots of eyes, but can’t see?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?