XY - The Beat The GMAT Forum - Expert GMAT Help & MBA Admissions Advice

BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course

XY

gmatblood: Master | Next Rank: 500 Posts; Posts: 489; Joined: Tue Jul 05, 2011 11:10 am; Thanked: 28 times; Followed by:5 members

by gmatblood » Wed Nov 02, 2011 11:40 am

if X-Y>10, is X-Y> X+Y

1:X=8

2: Y=-20

Source: Beat The GMAT — Data Sufficiency | Wed Nov 02, 2011 11:40 am

rijul007: Legendary Member; Posts: 588; Joined: Sun Oct 16, 2011 9:42 am; Location: New Delhi, India; Thanked: 130 times; Followed by:9 members; GMAT Score:720

by rijul007 » Wed Nov 02, 2011 11:55 am

gmatblood: Master | Next Rank: 500 Posts; Posts: 489; Joined: Tue Jul 05, 2011 11:10 am; Thanked: 28 times; Followed by:5 members

by gmatblood » Wed Nov 02, 2011 12:01 pm

rijul007 wrote:D

Please support your choice

rijul007: Legendary Member; Posts: 588; Joined: Sun Oct 16, 2011 9:42 am; Location: New Delhi, India; Thanked: 130 times; Followed by:9 members; GMAT Score:720

by rijul007 » Wed Nov 02, 2011 12:21 pm

x-y > 10

Statement 1
x=8

8-y>10
y<-2

is 8-y >8+y?
yes
sufficient

Statement 2
y=-20

x+20>10
x>-10
is x+20>x-20?
yes

sufficient

D

• Page 1 of 1