Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

I am sure no one can have two things for dinner. what are they?

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?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

If an electric train is travelling south, then which way is the smoke going?

A father's child, a mother's child, yet no one's son.

Who am I?

He does not have any heart but still, He manages to live.
If you kill him, you will eventually die but yet you kill him.
He cannot run, who is He?

Which country gets ill every time?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

When we see 2 but call 10?