Do You See It?

It is a six-letter word.
The first four letters are me.
The second and last letters are the same.
The fourth second and last letter is payment.

Who is it?

What jumps when it walks and sits when it stands?

Our product and our sum always give the same answer. Who are we?

What does this rebus picture identify?

Can you find the missing piece of the Porsche?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

What is the word or phrase below?
R | E | A | D

How many words can a pen with half refill write?

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?