French Police inspects a room where there are no windows, no doors, no tables and is almost empty expect there is just a puddle of water. They found a dead man who obviously hung herself from the ceiling, but they are not able to figure out how this had happened.

John and Jacob entered the crime scene and easily able to solve the case.

How did the man die?

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

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

What does this mean?

CCCCCCC

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

What kind of band never plays music?

What is the word or phrase?

Where do fish keep their money?

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M