This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

Find the number of squares in the below-given picture.

Can you name four days which start with the letter 'T'?

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

John is the son of Jacob.
So,
Jacob is the_____of John's father?

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not-rounded numerals equals 24.

Can you find the mistake in the below statement?