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?

What has many teeth, but cannot bite?

There’s a girl who has a large family. She has an equal amount of brothers and sisters, but each brother only has half as many brothers and sisters. What’s the correct amount of brothers and sisters?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

The more you take me, the more you leave me behind.
Who Am I?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

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

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Why blonde cannot dial 911?

An ant is travelling on a 1-meter-long rope at 1 cm/second but also the entire rope is being stretched by an extra 1 meter/second. Is it possible for the ant to reach at the end of the rope?