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    Question

    A square’s side is 25% less than the length of a

    rectangle. The area and breadth of the rectangle are 2000 cm² and 40 cm respectively. Calculate the perimeter of the square.
    A 120 cm Correct Answer Incorrect Answer
    B 150 cm Correct Answer Incorrect Answer
    C 125 m Correct Answer Incorrect Answer
    D 100 cm Correct Answer Incorrect Answer

    Solution

    ATQ,

    Length of rectangle = (2000 / 40) = 50 cm

    Side of square = 0.75 × 50 = 37.5 cm

    Required perimeter = 4 × 37.5 = 150 cm

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