Its something that each of us devours,
Not just us but birds, beats, trees, and flowers,
Frets iron and nibbles steel,
Toil hard stones to meal,
Exterminates king, collapse town,
And blows the mountains down.

Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?

In the picture given below, can you find out which digit will take place of the question mark?

It belongs to you, but other people use it more than you do. What is it?

Solve the following series:
AZ, GT, MN, __, YB

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?

What is the end of everything?