1. Sherlock Holmes first appeared in Sir Arthur Conan Doyle's "A Study in Scarlet" in a magazine, Beeton's Christmas Annual, in 1887. Hercule Poirot featured in Agatha Christie's first novel in 1920. What was its title? Poirot Investigates The Labours of Hercules The Mysterious Affair At Styles The Murder of Roger Ackroyd

2. All detectives need a sidekick. Sherlock Holmes had Dr Watson. Who was Hercule Poirot's sidekick? Tommy Beresford Captain Arthur Hastings Parker Pyne Miss Jane Marple

3. All detectives also need a policeman that they can outwit. Sherlock Holmes had Inspector Lestrade. Who did Poirot have? Inspector Harper Superintendent Sugden Colonel Race Inspector Japp

4. Sherlock Holmes had an older brother, Mycroft, whom Sherlock acknowledges as smarter but lazier. Hercule Poirot also has a brother, a twin no less. What was his name? Achille Hector Jason Ajax

5. Another interesting parallel is that both Sherlock Holmes and Hercule Poirot only ever had strong feelings for one woman. For Poirot, it was the Countess Vera Rossakoff. Who was the only woman for whom Holmes had an attachment? Irene Adler Hilda Adair Helen Stoner Mary Morstan

6. Just as Sir Arthur Conan Doyle tired of Sherlock Holmes, so did Agatha Christie tire of Hercule Poirot. Doyle killed Holmes off in "The Final Solution". In which book did Christie kill off Poirot? Curtain Funerals are Fatal The Labours of Hercules Dead Man's Folly

7. Both Holmes and Poirot chose rather unusual occupations in their retirement. Holmes took up beekeeping. What did Poirot choose? the cultivation of vegetable marrows tap-dancing needlework studying the classics

8. Holmes and Poirot do differ, however, especially in their method of solving crimes. Which of the following does Poirot regard as the key to problem-solving? deductive reasoning ("the little grey cells") physical evidence ("everything matters") probability ("the mere prosaic explanation is nearly always the more probable") psychological parallels ("human nature is the same everywhere")

9. Another difference between Poirot and Holmes is that Poirot does not have any particular adversary whereas Holmes has an arch-enemy who appears or is mentioned in a number of stories. Who is this master criminal? Colonel Sebastian Moran Sir Henry Baskerville Tobias Gregson Professor James Moriarty

10. And finally, Sir Arthur Conan Doyle based his detective on a real person, whereas Hercule Poirot was pure invention. Upon whom did Doyle base Sherlock Holmes? Joseph Bell James Watson Jefferson Hope John Hudson