What goes up but never comes down?

A man is lying dead in a field where no one is around. His head is split open and his legs are disfigured. Near to him, there is an unopened package. No living organism can be found anywhere at the crime scene.

How did he die?

Can you solve the below geography rebus by decoding the below rebus ?

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

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.

Before Mount Everest was discovered, what was the highest mountain in the world?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?