What do you get if you add 2 to 100 four times?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

My location can be determined by the below rebus.
So where am i ?

What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?

A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?

Which five letter word can be added at the end of below word to form a
valid word?

> Pin
> Check
> Boiling
> View

In the picture given below, can you find out which digit will take place of the question mark?

In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.