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# mod

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Intern
Joined: 02 Jun 2009
Posts: 25
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Kudos [?]: 8 [0], given: 0

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02 Jun 2009, 02:43
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Is mod (x) < 1 ?

(1) ⏐mod (x + 1)⏐ = 2 mod (x - 1)⏐
(2) ⏐mod (x - 3)⏐ ≠ 0

St 1:
(x+1) = 2(x-1)
X = 3
(x+1) = -2(x-1)
X = 1/3
Senior Manager
Joined: 16 Jan 2009
Posts: 359
Concentration: Technology, Marketing
GMAT 1: 700 Q50 V34
GPA: 3
WE: Sales (Telecommunications)
Followers: 4

Kudos [?]: 199 [0], given: 16

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03 Jun 2009, 11:05
from (1)

x=-+3
OR
x=-+1/3

so (1) not sufficient

from (2)

x!=-+3
so (2) not sufficient

using (1) and (2) togother,

x=-+1/3
in any case mod (x) < 1

IMO C
_________________

Lahoosaher

Re: mod   [#permalink] 03 Jun 2009, 11:05
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