If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

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

In a supermarket, there is an intelligent glass pane before a refrigerating unit. This glass pane allows cherries and apples through it but does not allow grapes and Orange to pass through it.

Can you identify the rule that the glass pane is following?

Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

There are two guys standing face to face in a room. On a wall, there is a clock. One of those is a prophet. He tells the other guy that he will be stabbed in the back in five minutes.

Shocked to hear that, the other guy stares at the clock. Just after the five minutes, he is stabbed on the back. Can you tell what happened?

What does below chemistry rebus means?

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

What word does this rebus represent?

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