There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

Can you find the key in the picture below?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Identify the 10 differences between the two given pictures.

What is full of holes but still holds water?

A man was gazing through the window of the 23rd floor of the building. He suddenly opened the window and jumped on the other side of the window. On landing on the floor, there was not a sheer mark of injury on him.

How can that be possible if he did not use any kind of parachute and did not land on a soft surface?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

Eight of us go fourth, not back, to protect our king from an attack. What are we?