What is both possible and impossible at the same time?

What is the last thing you take off before bed?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

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

What does this Rebus Picture means ?

What is the unique property of the following words ?
* Revive
* Banana
* Grammar
* Voodoo
* Assess
* Potato
* Dresser
* Uneven

Which is the smallest number that you can write using all the vowels exactly once?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

Mr Red Lives in the red house.
Mr Green Lives in the greenhouse.
Mr Yellow Lives in the yellow house.

Who lives in the Whitehouse?

Usually, a boxing match consists of twelve rounds. In a particular friendly match between two heavyweights, the match was finished in the ninth round itself as one of the boxers knocked out the other one.

But, in that fight, no man threw even a single punch.

How can this be possible?