Problem: Barium chlorate is used as an oxidiser in fireworks to produce which colour?
Answer: green

Problem: "Which department store uses the slogan ""Styling the Nation""?"
Answer: debenhams

Problem: How many riders are there in each team in a game of polo?
Answer: four

Problem: "What was the first film made especially as a musical comedy, which included the songs ""The Wedding of the Painted Doll"" and ""You Were Made For Me"", by Nacio Herb Brown and Arthur Freed?"
Answer:
broadway melody