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      Question

      The ratio of number of boys and girls in a factory of

      560 workers is 5:3. How many more girls should be joined to make the ratio 1:1?
      A 272 Correct Answer Incorrect Answer
      B 184 Correct Answer Incorrect Answer
      C 140 Correct Answer Incorrect Answer
      D 240 Correct Answer Incorrect Answer

      Solution

      Number of boys = (560 × 5/8) = 350 Number of girls = (560 - 350) = 210 ∴    Number of girls to be joined = (350 - 210) = 140

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