1) the best selling writer all over the world
2) In Torquay
3) detective stories (?)
4) devising world and number puzzles.
5) No, she didn't. Because her mother think that no child should be allowed until the age of eight
6) i think, that she was really successful person, because she is the most widely published author of any time and language, and that says a lot
(Надеюсь, нормально)