What's the only room from which no one can enter or leave

That attorney is my brother, testified the accountant.

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

Who is lying?

I can write cow in 13 letters.

Can You?

A guard is positioned at the one side of the bridge saying ‘A’. His task is to shoot all those who try to leave from ‘A’ to the other side and say ‘B’. He also need to welcome the person who comes from another side ‘B’ to his side ‘A’. The guard comes out of his post every 1 hour and looks down the bridge for any people trying to leave. You are at side ‘A’ and wish to go to another side ‘B’. you also know that it would take 1:45 hr to cross the bridge. How will you cross the bridge?

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

Why is it against the law for a man living in Delhi to be buried in Mumbai?

Count the number of balls in picture below:

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?

Why are all black people so quick ?

Two prisoners Jack and Jill are locked in a cell.
There is open window approx 40 feet above the ground of the cell.
They are never able to reach there.

Then they plan to escape by a tunnel and they start digging out.
After digging for more than 20 days, Jill comes with the different plan and they escaped.

what was the plan ?