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Area of a rectangle is 150 metre sq. ...

Area of a rectangle is 150 metre sq. When the breadth of the same rectangle is increased by 2 meter and the length decreased by 5 metre the area of the rectangle decreases by 30 metre square. What is the perimeter of the square whose side are equal to the length of the rectangle? (a) 76 m      (b) 72 m       (c) 120 m       (d) 60 m

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