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

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

I don't get anymore wetter, no matter how much rain falls on me.

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Count the number of squares in the picture below.

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

Sherlock breaks into a crime scene. The victim is the owner who is slumped dead on a chair and have a bullet hole in his head. A gun lies on the floor and a cassette recorder is found on the table. On pressing the play button, Sherlock hears the message 'I have committed sins in my life and now I offer my soul to the great Lord' and followed a gunshot Sherlock smiles and informed the police that's its a murder.

Why did he think so?

Which of the below owl is odd one out?