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Algebra Difficulty 2.0 Junior Find the answer United Kingdom

John takes 40 minutes to walk to school and then to run home. When he runs both ways, it takes him 24 minutes. He has one fixed speed whenever he walks, and another fixed speed whenever he runs. How long would it take him to walk both ways?

(A) $56$ minutes (B) $50$ minutes (C) $44$ minutes (D) $28$ minutes (E) $24$ minutes

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