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

    Question

    TYPE A

    3 years ago, the ratio of the ages of A and B was 2:3

    and after 4 years it will become 5:7. Find their present ages.
    A 31 yrs, 45 yrs Correct Answer Incorrect Answer
    B 27 yrs, 41 yrs Correct Answer Incorrect Answer
    C 25 yrs, 32 yrs Correct Answer Incorrect Answer
    D 32 yrs, 45 yrs Correct Answer Incorrect Answer

    Solution

    3 years ago, Let the ratio of ages of A and B = 2x:3x According to the question, => (2x + 7)/(3x + 7) = 5/7 => 14x + 49 = 15x + 35 => x = 14 Present age of A = 2x + 3 = 31 years Present age of B = 3x + 3 = 45 years

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