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    Question

    Two years ago, the ages of A, B, and C were xтИТ6x - 6,

    x+10x + 10, and x+14x + 14 years respectively. If the average of their current ages is 38 years, determine the value of x. .
    A 28 Correct Answer Incorrect Answer
    B 16 Correct Answer Incorrect Answer
    C 32 Correct Answer Incorrect Answer
    D 30 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Present age of A = x тАУ 6 + 2 = тАШx тАУ 4тАЩ years Present age of B = x + 10 + 2 = тАШx + 12тАЩ years Present age of C = x + 14 + 2 = тАШx + 16тАЩ years 38 = [(x тАУ 4) + (x + 12) + (x + 16)] / 3 3x + 24 = 114 x = 30

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