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# DS: Finding Angles

Author Message
Manager
Joined: 05 Aug 2008
Posts: 88
Schools: McCombs Class of 2012

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24 Dec 2008, 16:23
00:00

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions

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Attachment:

Q1.JPG [ 45.95 KiB | Viewed 985 times ]

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SVP
Joined: 07 Nov 2007
Posts: 1728
Location: New York

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25 Dec 2008, 00:04
smarinov wrote:
Attachment:
Q1.JPG

assume
Angle PQR=x
Angle QPR=z
Angle PRQ=y

statement 1)
z=30
x+y=150

Question Angle PRS - Angle PQR = (180-y)-x = 180- (x+y) = 180-150
=30

Sufficient
Statment 2)
same as above
suffcient

D
_________________

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Manager
Joined: 10 Aug 2008
Posts: 72

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25 Dec 2008, 10:40
Statement 1
-------------

PRS = QPR + PQR

PRS - PQR = QPR = 30 Sufficient

Statement 2
-------------

PQR + PRQ = 150 =>
QPR = 30, because sum of angle of a triangel is 180

Hence again SUFFICIENT !

Ans is D.

--== Message from GMAT Club Team ==--

This is not a quality discussion. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

To review the GMAT Club's Forums Posting Guidelines, please follow these links: Quantitative | Verbal Please note - we may remove posts that do not follow our posting guidelines. Thank you.
Re: DS: Finding Angles &nbs [#permalink] 25 Dec 2008, 10:40
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