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# x or 20

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

Question Stats:

100% (00:17) correct 0% (00:00) wrong based on 11 sessions
Attachment:

triangle.jpg [ 9.14 KiB | Viewed 416 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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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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Re: x or 20 [#permalink]  13 Jun 2018, 17:39
We have: 12x = 180 --> x = 15
Quantity A = 15 < B = 20
--> B
Re: x or 20   [#permalink] 13 Jun 2018, 17:39
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