Multiple Choice Questions on In a rectangle the ratio of the length and breadth is 3 2 If each of the length and breadth is incre........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

In a rectangle the ratio of the length and breadth is 3 2 If each of the length and breadth is incre...........

Quantitative Aptitude ( CCS) Mensuration 2D
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    In a rectangle the ratio of the length and breadth is 3:2. If each of the length and breadth is increased by 4m their ratio becomes 10:7. The area of the original rectangle in m² is?

    384

    Incorrect Answer

    486

    Incorrect Answer

    546

    Incorrect Answer

    864

    Correct Answer
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    Explanation:

    [3x + 4 / 2x + 4] = 10/ 7
    x = 12
    Area of the original rectangle = 3x * 2x = 6x²
    Area of the original rectangle = 6 * 144 = 864 m²

    By: Amit Kumar
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