I look at you, you look at me, I raise my right, you raise your left. What am I?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

Which five letter word can be added at the end of below word to form a
valid word?

> Pin
> Check
> Boiling
> View

What is at the end of a rainbow?

What do you answer even though it never asks you questions?

Why is it against the law for a man living in Delhi to be buried in Mumbai?

I taste better than I can smell. Who am I?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?