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

I add 5 to 9 and get 2. The answer is correct, so what am I?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

What number divided by 4 is the same as that number minus 4?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

In an office's desk, you find a unique method that shows the current day of the month. Two numbered cubes are used to depict the current date.

Can you find out the numbers on both the cubes so that each date can be mentioned using them?

Please note that you have to use both the cubes to display any date. Thus the 1st day must be represented by 01 and so on.

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

What can you hold in your right hand, but never in your left hand?