People put me on the table and cut me but do not eat me. What am I?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

I can be cracked, made, told, and played. What am I?

What is the centre of gravity?

You bought me for dinner but never eat me. What am I?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

Can you find the 09 errors in the picture below?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

Replace the question mark with the correct number in below Picture: