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

What can go through glass without breaking it?

Can you find the missing piece of the Porsche?

How many letters are in the alphabet?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

A blonde put eyeliner on her head. Why?

The Puzzle: A girl, a boy, and a dog start walking down a road.

They start at the same time, from the same point, in the same direction.

The boy walks at 5 km/h, the girl at 6 km/h.

The dog runs from boy to girl and back again with a constant speed of 10 km/h. The dog does not slow down on the turn.
How far does the dog travel in 1 hour?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

In the following picture, E is going to slide the object down and as per the terrain and the physics, the round object is going to travel all the way till the end. Now, can you analyze who all people will die when it happens?

The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?