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The area of a square is doubled.

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Bunuel
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The area of a square is doubled. [#permalink] New post   24 Oct 2017, 01:21
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The area of a square is doubled.

Quantity A
Quantity B
The percent increase in one side of the resulting square
50%


A. The quantity in Column A is greater
B. The quantity in Column B is greater
C. The two quantities are equal
D. The relationship cannot be determined from the information given


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IlCreatore
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Re: The area of a square is doubled. [#permalink] New post   25 Oct 2017, 07:42
Let's try with a square whose area is 25, thus having a side of 5. Then, if the area is doubled, it will become equal to 50 and its side equal to \(\sqrt50 = 5\sqrt2\).

Then, the increase in the side length is equal to \(\frac{5\sqrt2-5}{5}*100 = 41%\), thus 50% is greater.

Answer B
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Re: The area of a square is doubled. [#permalink] New post   13 Jun 2021, 04:37
Hello from the GRE Prep Club BumpBot!

Thanks to another GRE Prep Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).

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Re: The area of a square is doubled. [#permalink]
13 Jun 2021, 04:37
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