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
We can create the following equation:
2W + 2L = 80
W + L = 40
L = 40 - W
Thus, we see that the length must be less than 40. The only answer choice that fits this criterion is Roman numeral I, 30 meters.
Answer: A
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