Question: what is the symbol for euro I found the following answer on Google: In English, the sign precedes the value. Is that a correct answer? Yes or no.
No

Question: how does a dredge work? I found the following answer on Google: Dredging is also used as a technique for fishing for certain species of edible clams and crabs , see fishing dredge . Is that a correct answer? Yes or no.
No

Question: when is halley's comet next I found the following answer on Google: Halley's Comet or Comet Halley ( or ), officially designated 1P/Halley, is the best-known of the short-period comets and is visible from Earth every 7576 years. Is that a correct answer? Yes or no.
No