I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

Before Mount Everest was discovered, what was the highest mountain in the world?

What Adam and Eve do not have but the rest of the people have?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

Can you make four (4) nines (9) equal 100?

On a special event at the prison, 5 prisoners John, Jacob, Krist, Tang, and Dang given a chance to go to a sauna and can bring one thing with them.

Following are the things that the prisoners bring with them.
John: A soda
Jacob: Thermos
Krist: Book named "How to kill"
Tang: A Walkman
Dang: Harmonica

Since it is a Sauna, no one can see each other. After a while When the steam is switched, Tang was found dead and there was blood all around.
J Bond was called and he instantly come to know who can be the murderer. How?

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

What does this below rebus puzzle mean?

What seven-letter word has hundreds of letters in it?