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# Please see the number line above, is the product of w, x, y, and z neg

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Retired Moderator
Joined: 27 Oct 2017
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Please see the number line above, is the product of w, x, y, and z neg  [#permalink]

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16 Dec 2018, 02:35
00:00

Difficulty:

35% (medium)

Question Stats:

82% (01:00) correct 18% (00:52) wrong based on 24 sessions

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Please see the number line above, is the product of w, x, y, and z negative?

(1) z is a non negative number.
(2) The product of w and x is positive.

Attachment:
Question.jpg

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Intern
Joined: 10 Jul 2018
Posts: 7
Re: Please see the number line above, is the product of w, x, y, and z neg  [#permalink]

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16 Dec 2018, 02:59
I'd go with E.

1) Not sufficient, as we don't know the value of other variables.
2) Not sufficient, as either X or W can be +/-.
Combined: Not possible.

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Joined: 24 Jul 2018
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Location: India
Schools: IMD
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Re: Please see the number line above, is the product of w, x, y, and z neg  [#permalink]

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16 Dec 2018, 20:59
gmatbusters wrote:

Please see the number line above, is the product of w, x, y, and z negative?

(1) z is a non negative number.
(2) The product of w and x is positive.

Attachment:
Question.jpg

IMO ans should be E as there is no information about variable 'y'.
Re: Please see the number line above, is the product of w, x, y, and z neg   [#permalink] 16 Dec 2018, 20:59
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