Given a question and its paraphrases, answer the question. The answer should exactly answer all the questions given without any ambiguity. Don't give partial answers.

Questions: ['what age was obama when he went to harvard university?']
27 years

Questions: ['what year did the first free settlers arrive in australia?']
1793

Questions: ["what age was hank williams jr when he made his debut on the grand ol' opry?"]

11 years