what does the below rebus means?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Can you make the below equation true by using any three numbers from "1, 3, 5, 7, 9, 11, 13 and 15"?

( ) + ( ) + ( ) = 30

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

It is a 5 letter word if you take away first letter it is something you get from sun, if you remove second letter you will get something to eat, if you remove third letter you get a word you use in pointing at and if you remove the fourth letter you get something to drink. What is it?

A blonde put eyeliner on her head. Why?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

Andrew sees a very rare bird named "Ruppell's vulture". Soon Andrew was dead. Can you explain the mystery, Mr. Sherlock?

Can you find out the missing number in the grid?