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

Why do Chinese men eat more rice than Japanese men do ?

While handling a project, the landscaper is asked by the owner of the mansion that he wants four trees in front of his mansion that are exactly equidistant from each other.

How will he do it?

You were playing ping pong with your friend. Suddenly the ball fell into a narrow metal pipe that was imbedded in the concrete surface of the floor one foot deep. Now you don't have any other ball and you desperately want to take it out and play. You and your friend have your shoelaces, your tennis paddle and a plastic water bottle. However, the bottle cannot fit into the pipe.

How will you take the ball out?

I’m tall when I’m young, and I’m short when I’m old. What am I?

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

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

Can you find a number that lies one third of the distance between 1/3 and 2/3?

P is the father of Q and S is the son of R. T is the brother of P and has a daughter U. If R is the sister of P, then what is the relation between U, Q and S?

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?