You need to arrange three 7 and mathematical symbols to form number 1?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

He does not have any heart but still, He manages to live.
If you kill him, you will eventually die but yet you kill him.
He cannot run, who is He?

Can you name an animal whose killing cannot be performed without spilling your own blood?

What is always in front of you but can’t be seen?

You enter your friend's room. He is not in his room. Although you see that on the bed there are two dogs, five cats, two giraffes and three pigs. Also, a couple of chickens and ducks are flying in the room.

Calculate the number of legs standing on the floor.

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

One night, a man runs away from home. He turns left and keeps running. After some time he turns left again and keeps running. Later, he turns left one more time and runs back home—but when he gets home, he finds a man in a mask. Who was the man in the mask?

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?

What Does this text mean:

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