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CEMC Gauss (Grade 8), 1999

Algebra Difficulty 1.0 Junior Find the answer Canada

In a traffic study, a survey of $50$ moving cars is done and it is found that $20\%$ of these contain more than one person. Of the cars containing only one person, $60\%$ of these are driven by women. Of the cars containing just one person, how many were driven by men?

(A) $10$ (B) $16$ (C) $20$ (D) $30$ (E) $40$

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