Considering there are 5 books in the series, you need to be specific. I'm pretty sure all 5 books have a chapter 10. So, for anyone to answer this, you need to state the title of the book. :)
No.
yes
Percy Jackson's birthday is on August 18
Annabeth She might not be in the beginning but they end up as bf and gf
synoposis of the last chapter in the order of the phoenix
Percys life
He's the main charactor in the book it wouldn't be the same without him in that chapter that would be weird!!
the athors purpose of chapter one is entertain
greek
No.
didn't have one
Yes
yes
the creation of the minotaur... he was percys dad.
Percy Jackson's birthday is on August 18
That is where her and Poseidon first met
It means that he is given a warning of what will happen