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–5 is 7 more than –z.

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GRE Prep Club Legend
GRE Prep Club Legend
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Joined: 07 Jun 2014
Posts: 4857
GRE 1: Q167 V156
WE: Business Development (Energy and Utilities)
Followers: 105

Kudos [?]: 1783 [0], given: 397

–5 is 7 more than –z. [#permalink] New post 23 Jun 2018, 11:56
Expert's post
00:00

Question Stats:

86% (00:30) correct 13% (00:23) wrong based on 30 sessions
–5 is 7 more than –z.


Quantity A
Quantity B
\(z\)
\(-12\)


A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
[Reveal] Spoiler: OA

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Sandy
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Director
Director
Joined: 20 Apr 2016
Posts: 828
WE: Engineering (Energy and Utilities)
Followers: 11

Kudos [?]: 606 [2] , given: 124

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Re: –5 is 7 more than –z. [#permalink] New post 29 Jun 2018, 19:03
2
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KUDOS
sandy wrote:
–5 is 7 more than –z.


Quantity A
Quantity B
\(z\)
\(-12\)


A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.


Here,
Let us rewrite the statement as : -5 = 7 + (-Z)

or z = 12

Hence Quantity A > Quantity B

i.e. option A
_________________

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1 KUDOS received
GRE Prep Club Legend
GRE Prep Club Legend
User avatar
Joined: 07 Jun 2014
Posts: 4857
GRE 1: Q167 V156
WE: Business Development (Energy and Utilities)
Followers: 105

Kudos [?]: 1783 [1] , given: 397

Re: –5 is 7 more than –z. [#permalink] New post 16 Jul 2018, 06:52
1
This post received
KUDOS
Expert's post
Explanation

Translate the question stem into an equation and solve for z:

–5 = –z + 7

–12 = –z

12 = z

Because z = 12 > –12, Quantity A is greater.
_________________

Sandy
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Re: –5 is 7 more than –z.   [#permalink] 16 Jul 2018, 06:52
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