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What is the tenths digit of decimal X?

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Intern
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Joined: 08 Jan 2012
Posts: 7

Kudos [?]: 1 [0], given: 1

What is the tenths digit of decimal X? [#permalink]

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New post 01 Sep 2012, 10:53
00:00
A
B
C
D
E

Difficulty:

  15% (low)

Question Stats:

84% (00:24) correct 16% (00:24) wrong based on 50 sessions

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What is the tenths digit of decimal X?

(1) x> 0.1
(2) 0<x<1
[Reveal] Spoiler: OA

Kudos [?]: 1 [0], given: 1

Intern
Intern
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Status: Free Bird
Joined: 23 May 2012
Posts: 26

Kudos [?]: 50 [0], given: 3

Location: India
Concentration: General Management, Social Entrepreneurship
GMAT 1: 760 Q50 V44
GPA: 3.2
WE: Project Management (Computer Software)
Re: What is the tenths digit of decimal X? [#permalink]

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New post 01 Sep 2012, 11:22
vidhya16 wrote:
What is the tenths digit of decimal X?

a) x> 0.1
b) 0<x<1


E - a and b not enough.

a) x could be 0.11, 0.12, 2.9, .... not enough

b) x could be 0.001, 0.101, 0.92, .... not enough

a & b) x could be 0.11, 0.12, 0.101, ... not enough

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Senior Manager
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Joined: 15 Jun 2010
Posts: 358

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Schools: IE'14, ISB'14, Kellogg'15
WE 1: 7 Yrs in Automobile (Commercial Vehicle industry)
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Re: What is the tenths digit of decimal X? [#permalink]

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New post 01 Sep 2012, 11:28
vidhya16 wrote:
What is the tenths digit of decimal X?

a) x> 0.1
b) 0<x<1


St 1: Insufficient. X can be 0.15, 0.2, 0.3 etc.... So the tenth digit will be 1,2,3 etc
St 2: Insufficient. X can be 0.1,0.2,0.3,0.4.......0.999 etc......So the tenth digit can be 1,2,3,....9 etc

St 1+ St 2 : No definite value of tenth digit.

Hence Answer is E).
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Re: What is the tenths digit of decimal X?   [#permalink] 01 Sep 2012, 11:28
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