Buy me, smell me or deliver me, I do not change.

Who am I?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

I shave every day, but my beard stays the same. What am I?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

The cream is heavier than Milk. True or False?

There was a competition where the contestants had to hold something. At the end of the event, the winner was a person who had no hands or feet. What was it that the contestants had to hold?

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?

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?