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Which of the following is equal to
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12 Jul 2019, 15:45
12 Jul 2019, 15:45
Expert Reply
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Question Stats:
73% (01:31) correct
26% (04:56) wrong based on 60 sessions
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Which of the following is equal to \(\left( \begin{array}{cc}\frac{\sqrt{12}}{5}\end{array} \right)\)\(\left( \begin{array}{cc}\frac{\sqrt{60}}{2^4}\end{array} \right)\)\(\left( \begin{array}{cc}\frac{\sqrt{45}}{3^2}\end{array} \right)\) ?
A. \(\frac{1}{12}\)
B. \(\frac{1}{6}\)
C. \(\frac{1}{4}\)
D. \(\frac{1}{3}\)
E. \(\frac{1}{2}\)
A. \(\frac{1}{12}\)
B. \(\frac{1}{6}\)
C. \(\frac{1}{4}\)
D. \(\frac{1}{3}\)
E. \(\frac{1}{2}\)
Re: Which of the following is equal to
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15 Apr 2020, 10:21
15 Apr 2020, 10:21
On multiplying
Numerator is sqrt(12X60X45)
sqrt(4X3X3X20X5X9)
sqrt(4X9X100X3)
on solving the square root
2X3X10X9
now put back into the real equation
(2X3X10X3)/(5X16X9)
=1/4
Hence, C is the Answer.
Numerator is sqrt(12X60X45)
sqrt(4X3X3X20X5X9)
sqrt(4X9X100X3)
on solving the square root
2X3X10X9
now put back into the real equation
(2X3X10X3)/(5X16X9)
=1/4
Hence, C is the Answer.
gmatclubot
Re: Which of the following is equal to [#permalink]
15 Apr 2020, 10:21
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