How can you drop a raw egg from a height onto a concrete floor without cracking it?

Using the clues below, what four numbers am I thinking of?

The sum of all the numbers is 31.
One number is odd.
The highest number minus the lowest number is 7.
If you subtract the middle two numbers, it equals two.
There are no duplicate numbers.

Using eight eights and addition only, can you make 1000?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

What do you call a fish without an eye?

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

Its something that each of us devours,
Not just us but birds, beats, trees, and flowers,
Frets iron and nibbles steel,
Toil hard stones to meal,
Exterminates king, collapse town,
And blows the mountains down.

When monkey rotate the gear, which mark will be hit 1 or 2 ?