The ratio between the length and breadth of a rectangular field is 5:4. If the breadth is 20 meters less than the length. The perimeter of the field is_________?

Areas 22/08/2021

A. 260m
B. 280m
C. 360m
D. None of these

Explanation:

5x – 4x = 20 or x = 20

Length = (5 x 20) m = 100 m

Breadth = (4 x 20) = 80 m

Perimeter = 2(100+80) = 360 m

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