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The average (arithmetic mean) of 7, 9, and x is greater than
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09 May 2015, 11:08
09 May 2015, 11:08
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82% (00:23) correct
17% (00:24) wrong based on 34 sessions
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The average (arithmetic mean) of 7, 9, and x is greater than 9.
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.
Kudos for the right answer and explanation
Quantity A |
Quantity B |
x |
11 |
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.
Kudos for the right answer and explanation
Re: GRE Math Challenge #90-The average (arithmetic mean) of 7, 9
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17 Jan 2018, 00:02
17 Jan 2018, 00:02
A is greater. I plug 11 in x, the average is 9
Re: GRE Math Challenge #90-The average (arithmetic mean) of 7, 9
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26 Jan 2018, 10:32
26 Jan 2018, 10:32
(7+9+X)/3 > 9
(16+X) > 27
X>11
Answer: A
_________________
This is my response and may be incorrect. Feel free to rectify any mistakes
(16+X) > 27
X>11
Answer: A
_________________
This is my response and may be incorrect. Feel free to rectify any mistakes
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