81 x 9 = 801. What must you do to make the this equation true?

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

What word does this rebus represent?

meta meta
meta meta

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?

From a pack of 52 cards, I placed 4 cards on the table.

I will give you 4 clues about the cards:

Clue 1: Card on left cannot be greater than the card on the right.
Clue 2: Difference between the 1st card and 3rd card is 8.
Clue 3: There is no card of an ace.
Clue 4: There are no face cards (queen, king, jacks).
Clue 5: Difference between the 2nd card and 4th card is 7.

Identify four cards?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6