GMAT Question of the Day - Daily to your Mailbox; hard ones only

 It is currently 17 Oct 2019, 10:57

### GMAT Club Daily Prep

#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

# Is x negative?

Author Message
TAGS:

### Hide Tags

Intern
Joined: 20 Mar 2013
Posts: 10

### Show Tags

Updated on: 19 Jun 2018, 03:05
3
5
00:00

Difficulty:

45% (medium)

Question Stats:

58% (00:50) correct 42% (00:28) wrong based on 132 sessions

### HideShow timer Statistics

Is x negative?

(1) $$x^2$$ is positive.
(2) $$x^3$$ is non-positive.

Originally posted by kumar23badgujar on 03 Aug 2013, 23:46.
Last edited by Bunuel on 19 Jun 2018, 03:05, edited 2 times in total.
Edited the question.
VP
Status: Far, far away!
Joined: 02 Sep 2012
Posts: 1019
Location: Italy
Concentration: Finance, Entrepreneurship
GPA: 3.8

### Show Tags

03 Aug 2013, 23:50
3
1
Is x negative?

(1) $$x^2$$ is positive.
$$x^2>0$$ so $$x\neq{0}$$.
Not sufficient

(2) $$x^3$$ is non-positive.
$$x^3\leq{0}$$ so $$x\leq{0}$$.
Not sufficient, x could be 0.

1+2) From 2 we have $$x\leq{0}$$, and 1 says that x $$x\neq{0}$$ ==> $$x<0$$.
Sufficient
_________________
It is beyond a doubt that all our knowledge that begins with experience.
Kant , Critique of Pure Reason

Tips and tricks: Inequalities , Mixture | Review: MGMAT workshop
Strategy: SmartGMAT v1.0 | Questions: Verbal challenge SC I-II- CR New SC set out !! , My Quant

Rules for Posting in the Verbal Forum - Rules for Posting in the Quant Forum[/size][/color][/b]
Senior Manager
Joined: 24 Aug 2009
Posts: 445
Schools: Harvard, Columbia, Stern, Booth, LSB,

### Show Tags

04 Aug 2013, 00:21
1
Is x negative?
(1) $$x^2$$ is positive.
(2) $$x^3$$ is non-positive.

Statement 1
$$x^2$$ is positive.
Means x>0 or x<0 but not zero
Insufficient

Statement 2
$$x^3$$ is non-positive
Means x=0 or x<0
Insufficient

Statement 1& 2
x<0
Sufficient
_________________
If you like my Question/Explanation or the contribution, Kindly appreciate by pressing KUDOS.
Kudos always maximizes GMATCLUB worth
-Game Theory

If you have any question regarding my post, kindly pm me or else I won't be able to reply
Non-Human User
Joined: 09 Sep 2013
Posts: 13242

### Show Tags

09 Mar 2019, 05:15
Hello from the GMAT Club BumpBot!

Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).

Want to see all other topics I dig out? Follow me (click follow button on profile). You will receive a summary of all topics I bump in your profile area as well as via email.
_________________
Re: Is x negative?   [#permalink] 09 Mar 2019, 05:15
Display posts from previous: Sort by