When we see 2 but call 10?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

I look at you, you look at me, I raise my right, you raise your left. What am I?

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

Can you tell a 3D object that has just two surfaces?

Can you find out the missing number in the grid?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

Out of three Friends John, Jacob and Jonny one of them is a king, one is a bureaucrat, and one is a Spy.

The king always tells the truth, the bureaucrat always lies, and the Spy can either lie or tell the truth.

John says: Jonny is a bureaucrat
Jacob says: John is a king
Jonny says: I am a Spy

Tell me, Who is the king, who is the bureaucrat, and who is the Spy?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

Solve the mathematical equation in the picture below.