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      Question

      If the mean proportion of 1.44 and 2.25 is 'k', then find

      the value of '3k'.
      A 5 Correct Answer Incorrect Answer
      B 5.4 Correct Answer Incorrect Answer
      C 5.7 Correct Answer Incorrect Answer
      D 6 Correct Answer Incorrect Answer

      Solution

      k = √(1.44 Γ— 2.25) = √3.24 = 1.8
      Required value = 3 Γ— 1.8 = 5.4

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