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    Question

    The average age of A, B and C is 20 years. Two years ago

    the sum of the ages of A and B was 6 more than that of C. Find the present age of C.
    A 28 years Correct Answer Incorrect Answer
    B 29 years Correct Answer Incorrect Answer
    C 26 years Correct Answer Incorrect Answer
    D 25 years Correct Answer Incorrect Answer

    Solution

    A+B+C = 20×3=60 2years before = A+B+C = 60-6 =54 SO NOW ATQ- (A+B)+C=54 C+6+C = 54 2C =48 C= 24 SO now present age of C = 24+2=26 years 

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