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–5 is 7 more than –z.

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GMAT Club Legend
GMAT Club Legend
User avatar
Joined: 07 Jun 2014
Posts: 4749
GRE 1: Q167 V156
WE: Business Development (Energy and Utilities)
Followers: 93

Kudos [?]: 1654 [0], given: 396

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

Question Stats:

91% (00:29) correct 8% (00:47) wrong based on 23 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: 756
Followers: 6

Kudos [?]: 511 [1] , given: 94

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Re: –5 is 7 more than –z. [#permalink] New post 29 Jun 2018, 19:03
1
This post received
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
_________________

If you found this post useful, please let me know by pressing the Kudos Button

GMAT Club Legend
GMAT Club Legend
User avatar
Joined: 07 Jun 2014
Posts: 4749
GRE 1: Q167 V156
WE: Business Development (Energy and Utilities)
Followers: 93

Kudos [?]: 1654 [0], given: 396

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