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06 Dec 2018, 05:56
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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
55%
(hard)
Question Stats:
51% (01:16) correct
49%
(01:28)
wrong
based on 140
sessions
History
Date
Time
Result
Not Attempted Yet
eswarchethu135
06 Dec 2018, 06:13
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Statement 1) \(\frac{x^2}{3}\) = \(\frac{x}{81}\)
\(x^2\) = \(\frac{x}{27}\)
\(27x^2 - x = 0\)
\(x(27x - 1) = 0\)
x = 0 or \(\frac{1}{27}\)
INSUFFICIENT
Statement 2) x >0
INSUFFICIENT.
1) + 2)
x = \(\frac{1}{27}\). SUFFICIENT
OPTION: C
\(x^2\) = \(\frac{x}{27}\)
\(27x^2 - x = 0\)
\(x(27x - 1) = 0\)
x = 0 or \(\frac{1}{27}\)
INSUFFICIENT
Statement 2) x >0
INSUFFICIENT.
1) + 2)
x = \(\frac{1}{27}\). SUFFICIENT
OPTION: C
06 Dec 2018, 09:58
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Bunuel
Bunuel
Need a slight clarification
For Statement (1), is it (x)^2/3 or is it (x/3)^2 or (x^2)/3?
