What is common among 11, 69, and 88?

Why is Saturday stronger than Monday?

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

If six children and two dogs were under an umbrella, how come none of them got wet?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

In a chess board, the queen piece can move horizontally, vertically and diagonally freely. The picture represents the same.Can you place 8 queens on the board in a manner that none of the queens can attack each other?

How can you tell a raw egg from a hard-boiled egg?

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

Count the number of triangles in the below picture?