Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

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?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

Make a sentence consisting of three words that have the whole alphabet.

Akbar called Birbal and asked him to draw a line on the floor. He asked Birbal to make that line smaller without erasing it. Birbal smiled and did it before Akbar could blink his eyes.

How did he managed to do it?

What do you think with the below Picture ?

People make me, save me, change me, raise me. What am I?

There is one four-digit whole number n, such that the last four digits of n2 are the original number n

With the help clues provided in the image, can you find the 5 digit key?

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?