ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!


    тЪб Month End Offer - Flat 52% Off On All Courses! Enroll Now тЪб
    00:00:00 AM Left

    Question

    The ratio of the present ages of father and his son is

    7:4. The product of their ages 4 years ago was 31 times of his sonтАЩs age that year. What was sonтАЩs age 3 year ago?
    A 17 years Correct Answer Incorrect Answer
    B 12 years Correct Answer Incorrect Answer
    C 13 years Correct Answer Incorrect Answer
    D 16 years Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let present age of father and son be 7x and 4x respectively. According to question, ┬а => (7x тАУ 4) (4x тАУ 4) = 31 ├Ч (4x тАУ 4) ┬а => (7x тАУ 4) = 31 => 7x = 35 ┬а => x = 5 Therefore, sonтАЩs age 3 years ago = (4x тАУ 3) = 17 years

    Practice Next
    More Age Questions

    Relevant for Exams:

    ask-question