Question
The ratio of the length to the breadth of a rectangle is
5:7. If the sum of the length and breadth of the rectangle is 60 cm, find the area (in cm²) of the rectangle.Solution
Let the length and breadth of the rectangle be 6x cm and 9x cm, respectively. According to the question, 5x + 7x = 60 Or x = 60/12 = 5 Therefore, area of the rectangle = 5 xĂ 7x = 35x2Â =35Ă25 = 875 cm2
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