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17 Oct 2019, 23:39
Kudos
Bookmarks
B
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
15%
(low)
Question Stats:
76% (00:55) correct
24%
(01:12)
wrong
based on 70
sessions
History
Date
Time
Result
Not Attempted Yet
Does r - s= 52?
(1) r = -s - 2
(2) s = -27 and r = 25
(1) r = -s - 2
(2) s = -27 and r = 25
Pure algebraic questions like this one are no longer part of the GMAT Data Sufficiency syllabus.
For relevant Data Sufficiency questions, please check the Data Sufficiency forum:
Data Sufficiency Forum
Data Sufficiency Forum
18 Oct 2019, 00:48
Kudos
Bookmarks
Does r - s= 52?
(1) r = -s - 2
r+s=-2....
Two variables, one equation
Insuff
(2) s = -27 and r = 25
Straight forward. Substitute s and r to get the answer
B
(1) r = -s - 2
r+s=-2....
Two variables, one equation
Insuff
(2) s = -27 and r = 25
Straight forward. Substitute s and r to get the answer
B
18 Oct 2019, 00:53
Kudos
Bookmarks
Bunuel
Asked: Does r - s= 52?
(1) r = -s - 2
r+s = -2
r-s = -2-2s
NOT SUFFICIENT
(2) s = -27 and r = 25
r-s = 25+27 = 52
SUFFICIENT
IMO B
