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# Which is greater x or 20

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Founder
Joined: 18 Apr 2015
Posts: 13357
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Kudos [?]: 3391 [0], given: 12192

Which is greater x or 20 [#permalink]  13 Jun 2018, 12:54
Expert's post
00:00

Question Stats:

86% (00:16) correct 13% (00:20) wrong based on 46 sessions
Attachment:

#GREpracticequestion Which is greater x or 20.jpg [ 9.14 KiB | Viewed 1262 times ]

 Quantity A Quantity B $$x$$ $$20$$

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.
[Reveal] Spoiler: OA

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GRE Instructor
Joined: 10 Apr 2015
Posts: 3834
Followers: 148

Kudos [?]: 4488 [1] , given: 69

Re: x or 20 [#permalink]  13 Jun 2018, 16:20
1
KUDOS
Expert's post
Carcass wrote:
Attachment:
triangle.jpg

 Quantity A Quantity B $$x$$ $$20$$

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.

The 3 angles must add to 180°
So, 3x + 4x + 5x = 180°
Simplify: 12x = 180°
So, x = 180/12
= 15

So, we have:
Quantity A: 15
Quantity B: 20

Cheers,
Brent
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Brent Hanneson – Creator of greenlighttestprep.com
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Intern
Joined: 21 Nov 2017
Posts: 33
Followers: 0

Kudos [?]: 17 [1] , given: 0

Re: x or 20 [#permalink]  13 Jun 2018, 17:39
1
KUDOS
We have: 12x = 180 --> x = 15
Quantity A = 15 < B = 20
--> B
Director
Joined: 09 Nov 2018
Posts: 505
Followers: 0

Kudos [?]: 55 [0], given: 1

Re: Which is greater x or 20 [#permalink]  19 Jan 2019, 13:56
12x=180
x=15
Re: Which is greater x or 20   [#permalink] 19 Jan 2019, 13:56
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