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    Question

    A rectangle has its sides measuring 32 cm in length and 18

    cm in breadth. If the length is increased by 50% and the breadth is reduced by 20%, calculate the perimeter of the new rectangle.
    A 160.2 cm Correct Answer Incorrect Answer
    B 125.2 cm Correct Answer Incorrect Answer
    C 124.8 cm Correct Answer Incorrect Answer
    D 179.2 cm Correct Answer Incorrect Answer

    Solution

    ATQ,

    Length of the new rectangle = 1.50 × 32 = 48 cm

    Breadth of the new rectangle = 0.80 × 18 = 14.4 cm

    Required perimeter = 2 × (48 + 14.4) = 124.8 cm

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