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    • Question

      The ratio of zinc and copper in a brass pieces is 2:5.

      How much zinc will be there in 140 kg of such a piece?
      A 70 kg Correct Answer Incorrect Answer
      B 60 kg Correct Answer Incorrect Answer
      C 50 kg Correct Answer Incorrect Answer
      D 40 kg Correct Answer Incorrect Answer

      Solution

      Amount of zinc = 140 × (2/7) kg = 40 kg

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