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

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

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.

Can you count the number of quadrilaterals in the picture below?

A bomb exploded in a room full of married couples and no one died. How?

Why do you find that most of the buildings are deprived of the 13th floor?

You can see it everyday, But cannot touch it at will. What is it?

A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

Can you find out the total number of triangles in the given figure?

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?