What does this Rebus Picture means ?

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?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

What does the below image rebus riddle means ?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

What does this Rebus Picture mean?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

What has to be broken before you can use it?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?