New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    The ratio of ages of A and B, 2 years ago was 5:2. The

    sum of present ages of A, B and C is 64 years. If present age of C is equal to sum of present ages of A and B. Find the present age of C.
    A 37 years Correct Answer Incorrect Answer
    B 24 years Correct Answer Incorrect Answer
    C 40 years Correct Answer Incorrect Answer
    D 32 years Correct Answer Incorrect Answer
    E 28 years Correct Answer Incorrect Answer

    Solution

    Let present age of A = (5x + 2) yrs And present age of B = (2x + 2) yrs C’s present age = (5x + 2) + (2x + 2) = (7x + 4) yrs According to question, => (5x + 2) + (2x + 2) + (7x + 4) = 64 => 14x + 8 = 64 => 14x = 56 => x = 4 Therefore the present age of C = (7x + 4) = 32 years

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