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      Question

      The numbers 4,6,10, x, 20,24,32 is arranged in ascending

      order. Find the value of x if their mean and their median are equal.
      A 12 Correct Answer Incorrect Answer
      B 20 Correct Answer Incorrect Answer
      C 16 Correct Answer Incorrect Answer
      D 8 Correct Answer Incorrect Answer

      Solution

      Median of 4, 6, 10, x, 20, 24, 32 is x. Mean = (4+6+10+x+20+24+32)/ 7 Now, according to question, Mean = Median (4+6+10+x+20+24+32)/7 = x (96 + x) = 7x 6x =96 X = 96/ 6 = 16 Hence, the value of x is 16.

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