Count the squares in the matchstick puzzle below?

See the given image carefully. What you have to do is move the blue checkers in the position of the black checkers and vice versa. You are only allowed to move the checker to an adjacent empty space. Do it in the least possible moves.

I am an odd number. Take away a letter and I become even. What number am I?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Take one out and scratch my head, I am now black but once was red. What am I?

A woman who works in a sweet shop has a measurement of 32-26-36, is 5"4" tall, and wears size "6" shoes. What do you think she weighs?

Why 1729 is a magic number? Answer Logically.

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?

A boy and his father are caught in a traffic accident, and the father dies. Immediately the boy is rushed to a hospital, suffering from injuries. But the attending surgeon at the hospital, upon seeing the boy, says 'I cannot operate. This boy is my son.' How is this situation explained?

Why is the Hole below a Lock?