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Algebra Difficulty 2.0 Junior Find the answer United Kingdom

One standard balloon can lift a basket with contents weighing not more than 80 kg. Two standard balloons can lift the same basket with contents weighing not more than 180 kg. What is the weight, in kg, of the basket?

(A) $10$ (B) $20$ (C) $30$ (D) $40$ (E) $50$

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