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Source: — Data Sufficiency |
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by earth@work » Mon Feb 16, 2009 10:04 am
Is the answer D
Let ang PRS =x & ang PQS=y
(1)ang QPR = 30
we have ang RPS=90-x; now y=90-(30+90-x)=x-30==> x-y=30...suff
(2) PQR+ PRQ = 150==> QPR=180-150=30...rest same as (1), therefore (2) is suff.
Ans: D
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by Bidisha_800 » Mon Feb 16, 2009 10:21 am
(D)

diff is 30 degrees
GMATPowerPrep Test1= 740
GMATPowerPrep Test2= 760
Kaplan Diagnostic Test= 700
Kaplan Test1=600
Kalplan Test2=670
Kalplan Test3=570
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