What is black when you buy it, red when you use it, and gray when you throw it away?

Why Wine Glass Stem is so long?

I shave every day, but my beard stays the same. What am I?

What does does this rebus picture means ?

Jack and Joseph are well-known golf rivals. One Day during a match, they were level at a score of 30. Jack hit a bad shot and Joseph added 10 to his score. Joseph then hit an awesome shot and he won the game.

How ?

Rearrange the letters in "new door" to make one word.

A clock loses 10 minutes each hour. If the clock is set correctly at noon, what time is it when it reads 3 PM?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

What jumps when it walks and sits when it stands?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?