Decode below three cipher riddles:

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

As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?

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

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

I have teeth but i don't bite. Who Am I ?

What Adam and Eve do not have but the rest of the people have?

In a concert, Christina is performing a dance show with her group.
At 10:00, she and her crew were dancing in an absolutely straight line. At that time Christina was standing in 4th position from both the front and back end of the row.

What was the size of her crew?

What word begins and ends with an E, but has only one letter?

Intelligence Agency need to break the vault but the problem is that they are not able to break the vault.

On the vault, a text is written as:

31 11 33 33 43 45
21 25
31 24 11 31 51 41

To Break the code Intelligence Agency brings a mathematician named Joseph.
Minutes later he deciphers the code.

Whats the code?

What is the next shape from answers A, B, C, and D figure?