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(1,919)^(1/2)/(0.1919)(1/2)

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Carcass
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(1,919)^(1/2)/(0.1919)(1/2) [#permalink] New post   05 Feb 2021, 09:12
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Question Stats:

70% (01:19) correct 30% (00:41) wrong based on 10 sessions

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\(\frac{\sqrt{1,919}}{\sqrt{0.1919}}\)=

A. 0.0001
B. 0.01
C. 100
D.1,000
E. 10,000
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C
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GreenlightTestPrep
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(1,919)^(1/2)/(0.1919)(1/2) [#permalink] New post   05 Feb 2021, 09:45
Carcass wrote:
\(\frac{\sqrt{1,919}}{\sqrt{0.1919}}\)=

A. 0.0001
B. 0.01
C. 100
D.1,000
E. 10,000


The fastest approach here is to call up the onscreen GRE calculator.

That said, here's another approach:

Key property: \(\frac{\sqrt{x}}{\sqrt{y}}=\sqrt{\frac{x}{y}}\)

Likewise, \(\frac{\sqrt{1,919}}{\sqrt{0.1919}}=\sqrt{\frac{1,919}{0.1919}}=\sqrt{10,000}=100\)

Answer: C
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gmatclubot
(1,919)^(1/2)/(0.1919)(1/2) [#permalink]
05 Feb 2021, 09:45
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