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Problem Solving (PS) | Re: If the perimeter of a rectangular garden plot is 80 meters, which of

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Bunuel wrote:

If the perimeter of a rectangular garden plot is 80 meters, which of the following could be the length of one of its sides?

I. 30 meters
II. 40 meters
III. 50 meters

(A) I only
(B) II only
(C) III only
(D) I and II
(E) II and III


\(2(l+b)=80 => l+b=40\)

Hence \(l=40-b\), so length can be anything less than or equal to \(40\)

Option D

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