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2007 AMC 10B Question 5

AMC10 · 2007 AMC 10B

Question 5

In a certain land, all Arogs are Brafs, all Crups are Brafs, all Dramps are Arogs, and all Crups are Dramps. Which of the following statements is implied by these facts?
  1. All Dramps are Brafs and are Crups.
  2. All Brafs are Crups and are Dramps.
  3. All Arogs are Crups and are Dramps.
  4. All Crups are Arogs and are Brafs.
  5. All Arogs are Dramps and some Arogs may not be Crups.