No, she used to work at a chemists, that is where she gained her knowledge of poisons that came in very useful while writing her novels.
Agatha Christie wrote 80 detective novels, so, yes, she did write mysteries.
Agatha Christie is the author of Death on the Nile
Agatha Christie had two middle names - she was born Agatha Mary Clarissa Miller (Christie was her first married name).
Miss Jane Marple
The great detective writer Agatha Christie.
Writer of thrillers and detective fiction.
David Suchet has played Herule Poirot, the former Belgian police detective and current private detective in England, from Agatha Christie's mysteries.
The stories of Hercule Poirot were written by Agatha Christie, a renowned British author known for her detective fiction novels. Poirot first appeared in Christie's novel "The Mysterious Affair at Styles" and went on to feature in many of her works.
Agatha Christie's first novel The Mysterious Affair at Styles was published in 1920 and introduced the long-running character detective Hercule Poirot, who appeared in 33 of Christie's novels and 54 short stories.
The name of the enlish detective writer was Agatha Christie.
AND THEN THERE WERE NONE - by Agatha Christie
Agatha Christie's full name is Agatha Mary Clarissa Christie.