Arithmetic Ability
Area

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Q.

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?

View Answer

Correct choice: B

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
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