There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

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

10+10 and 11+11 can give you the same answer.

Explain how?

Which letter of the alphabet has the most water?

Can you spot the hidden girl in the picture below?

You are confined in a room and given two metal rods. Out of these two rods, one is magnet and the other is the iron rod. They look starkly similar. You don't have any other metal object in the room.

How will you decide which one of those is magnet?

In the city of Brain Teasers, 5% of people do not list their phone numbers. Now if we select random 100 people from the phone directory, then how many people selected will have unlisted phone numbers?

In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

How many letters are in the alphabet?

Find the hidden tiger in the given optical illusion ?