The ratio of the length of a school ground to its width is 5:2, If the width is 40 m. then the length is1). 200 m2). 100 m3). 50 m4). 80 m
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Length : breadth = 5 : 2Breadth = 40 metre
$\therefore$ length = $\frac{5}{2}\times40$
=> 100m
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