Question

    Side of a square is 20% less than the length of a

    rectangle. The area and width of the rectangle are 2520 cm² and 36 cm. What will be the perimeter of the square?
    A 224 cm Correct Answer Incorrect Answer
    B 250 cm Correct Answer Incorrect Answer
    C 125 m Correct Answer Incorrect Answer
    D 200 cm Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    Length of rectangle = (2520 / 36) = 70 cm

    Side of square = 0.8 × 70 = 56 cm

    Required perimeter = 4 × 56 = 224 cm

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