New RBI Grade B 2025 Notification will come Soon! Enroll Here

    Question

    The area of a rectangular field is 252 square meters,

    and the ratio of its length to its width is 9:7. What is the perimeter of the field?
    A 32 metres Correct Answer Incorrect Answer
    B 48 metres Correct Answer Incorrect Answer
    C 64 metres Correct Answer Incorrect Answer
    D 80 metres Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let length and width of the rectangular field is ‘9x’ metres and ‘7x’ metres, respectively. According to question; 9x × 7x = 252 Or, x2 = 4 Or, x = 2 Perimeter of the rectangular field = 2 × (9 + 7) × 2 = 64 metres

    Practice Next

    Relevant for Exams: