A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered If the area o...........

Quantitative Aptitude ( CCS) Mensuration 2D

A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered.If the area of the field is 680 sq.ft, how many feet of fencing will be required?

44ft

88ft

22ft

11ft

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Explanation:

Given that length and area, so we can find the breadth.
Length x Breadth = Area
=> 20 x Breadth = 680
=> Breadth = 34 feet
Area to be fenced = 2B + L = 2 (34) + 20 = 88 feet