Who is youngest ever to become number 1 in mens singles?
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Lleyton Hewitt
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Rafael Nadal
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Andy Roddick
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Roger Federer
A
Correct answer
Explanation
Lleyton Hewitt became the youngest male player to reach world No. 1 at age 20 years and 268 days in 2001. He achieved this after winning the US Open in 2001 and consolidating his ranking through strong performances throughout the year.