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    Question

    A is younger than B by 3 years. If the ratio of A and B

    ages is 12:13 respectively, then find the age of A.
    A 21 years Correct Answer Incorrect Answer
    B 30 years Correct Answer Incorrect Answer
    C 25 years Correct Answer Incorrect Answer
    D 36 years Correct Answer Incorrect Answer

    Solution

    If B’s age be x years, then A’s age be (x - 3) years. According to question, => (x – 3)/x = 12/13 => 13x – 39 = 12x => x = 39 Therefore A's age = 39 – 3 = 36 years

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