Fun Riddles

Question: I'm written with two letters, said with one and seen with two.What am I?

Question: Two people are born at the same moment, but they don't have the same birthdays.

How could this be?

Question: Which word does not belong in the following list:

Stop cop mop chop prop shop or crop?

Question: When you need me, you throw me away. But when you're done with me, you bring me back.

What am I?

Question: You stand at a fork in the road. Next to each of the two forks, there stands a guard. You know the following things: First that one path leads to paradise, the other leads to Death. You cannot distinguish between the two paths. You also know that one of the two guards always tells the truth and the other always lies. You have permission to ask one guard one question to discover which path leads to paradise. What one question would you ask to guarantee you take the path to paradise?