The ratio between the perimeter and the breadth of a rectangle is 5 : 1. If the area of the rectangle is 216 sq. cm, what is the length of the rectangle? Choose the correct choice from the following choices:
A) 18 cm
B) 20 cm
C) 24 cm
D) 28 cm
E) 38 cm
2(l + b) = 5   b 1   2l + 2b = 5b   3b = 2l   b = 2 l   3   Then, Area = 216 cm2   l x b = 216   l x 2 l = 216   3   l2 = 324   l = 18 cm.   18 cm)
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The ratio between the perimeter and the breadth of a rectangle is 5 : 1. If the area of the rectangle is 216 sq. cm, what is the length of the rectangle?