A thief is convicted in Mexico. He gets the death penalty. The judge allows him to say the last sentence to determine how the penalty will be carried out. If the thief lies, he will be hanged, if he speaks the truth he will be beheaded. The thief tells the last sentence and to everybody's surprise some minutes later he is set free because the judge cannot determine his penalty. What did the thief say?

What has a ring but no finger?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

Why do we preferably have round manhole covers and not square ones?

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

Can you find out who is the kidnapper in below Picture and why, Explain ?

What number divided by 4 is the same as that number minus 4?

In the picture given below, can you find out which digit will take place of the question mark?

Manish and Manoj play 5 games of chess.
Both Manish and Manoj win the exact same number of games. There is no tie at all.

How?

Keyboard words are not in alphabetical order, Why?