What goes up but never comes down?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

What kind of storm is always in a rush?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

A girl was standing near the window thinking something. All of a sudden she decides something and throws something out of the window. She dies very soon after throwing it. She was perfectly healthy and had no disease or allergy. No one killed her and she did not commit suicide.

Can you think of any possible explanation that is logical as well for what happened there?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

You order chicken wings at KFC in the boxes of 6, 9 and 20. What is the largest number of wings that you cannot obtain by buying in any combination of the boxes?

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?