Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

I don't get anymore wetter, no matter how much rain falls on me.

Three friends named Mr. Black, Mr. Yellow and Mr. Green enter a pub on a weekend night. They are wearing either a Black, Yellow or Green shirt.

Mr. Yellow says to them, 'Did you notice that we all are wearing different color shirts than our names?'

To this, the man who was wearing the Green shirt said. 'Wow, thats right.'

Can you identify who is wearing which colour shirt ?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

what does this below rebus represent identXQQQQQME

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?