If you say my name, I will no longer exist. What am I?

Rob is taller than Edwin, and Jurgen is shorter than Rob.
Of only one of the following statements, we now certainly know it is correct:

A.Edwin is taller than Jurgen
B.Jurgen is taller than Edwin
C.It cannot be determined if Jurgen or Edwin is the tallest.

I have some blue and red sock in my drawer. I have a total of 4 socks. I pick 2 socks and the chance that I get a pair of red socks is 1/2.

What is the chance of picking a pair of blue socks?

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?

Can you name an animal whose killing cannot be performed without spilling your own blood?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

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?

In the given picture, in how many ways can you read the word "Tiger"?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

I can be cracked, made, told, and played. What am I?