You need to move three matchsticks to form three squares. Can you do it?

What do you get if you add 2 to 100 four times?

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?

When is the top of a mountain similar to a savings account?

A man lives on the fifteenth floor of an apartment building. Every morning he takes the elevator down to the lobby and leaves the building. In the evening, he gets into the elevator, and, if there is someone else in the elevator, or if it was raining that day, he goes back to his floor directly. Otherwise, he goes to the tenth floor and walks up five flights of stairs to his apartment. Can you explain why he does this?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

What is the next number in the series?

15 29 56 108 208 ?

Find the next number in the series below

21 32 54 87 131 ?

Can you count the number of squares in the given picture?

If your uncle’s sister is not your aunt, what relation is she to you?