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    • Question

      Average age of company A is 20 years and average age of both companies A and B is 14 years. If the ratio of number of employees in company A and B is 1:2, then what is the average age of company B?

      A 10 years Correct Answer Incorrect Answer
      B 11 years Correct Answer Incorrect Answer
      C 8 years Correct Answer Incorrect Answer
      D 12 years Correct Answer Incorrect Answer
      E 14 years Correct Answer Incorrect Answer

      Solution

      Average of Company B = (14 × 3 - 1 × 20)/2   => (42 - 20)/2 = 11 years

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