some riddles i found

These are just some riddles i found answers at the end enjoy!

Before Mount Everest was discovered, what was the highest mountain on Earth?

Can a man legally marry his widow's sister in the state of California?

How many of each animal did Moses take on the ark?

If two's company and three's a crowd, what are four and five?

last but not least =

There is a man standing over a dead body in a coffin, and another man walks in and asks, who's in the coffin. The first man replies, brothers and sisters, I have none, but this man's father is my fathers son. Who's in the coffin?

answers ====1) Mt.Everest

 ====2) No, he's dead

====3)none noah took the arc not moses

and lastly 4) it was his son.