Can you find the missing piece of the Porsche?

The more of this there is, the less you see. What is it?

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?

What has lots of eyes, but can’t see?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

What does this Rebus Picture means ?

A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------