Kids Riddles

Question: You can call me a home, but I have no doors.
Someone lives inside me, but leaves when there's no more.

What am I?

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

Stop cop mop chop prop shop or crop?

Question: I am the beginning of the end, the end of every place. I am the beginning of eternity, the end of time and space. What am I?

Question: What single line can you add to the following statement to make it true?

5+5+5=550

Question: A man wants to buy a used car. He finds a beautiful Buick for $9500, but he buys it without paying a dime.

How did he manage this?