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

It is currently 19 Jun 2019, 00:12

Close

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
Your Progress

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

Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.

Close

Request Expert Reply

Confirm Cancel

Probability

  new topic post reply Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
Intern
Intern
avatar
Joined: 28 Mar 2018
Posts: 1
Probability  [#permalink]

Show Tags

New post 28 Mar 2018, 13:55
In one of the general secondary schools examinations it was found that 25% of students failed in math 15% failed in chemistry and 10% failed in math and chemistry a student is chosen at random what is the probability that he 1-failed in math given that he failed in chemistry.
2-failed in chemistry given that he failed in math.

Sent from my SM-G900P using GMAT Club Forum mobile app
Manager
Manager
User avatar
G
Joined: 13 Oct 2013
Posts: 136
Concentration: Strategy, Entrepreneurship
GMAT ToolKit User
Re: Probability  [#permalink]

Show Tags

New post 28 Mar 2018, 15:04
is this a DS question?


Akram212 wrote:
In one of the general secondary schools examinations it was found that 25% of students failed in math 15% failed in chemistry and 10% failed in math and chemistry a student is chosen at random what is the probability that he 1-failed in math given that he failed in chemistry.
2-failed in chemistry given that he failed in math.

Sent from my SM-G900P using GMAT Club Forum mobile app

_________________
---------------------------------------------------------------------------------------------
Kindly press +1 Kudos if my post helped you in any way :)
Math Expert
User avatar
V
Joined: 02 Sep 2009
Posts: 55681
Re: Probability  [#permalink]

Show Tags

New post 28 Mar 2018, 20:40
Akram212 wrote:
In one of the general secondary schools examinations it was found that 25% of students failed in math 15% failed in chemistry and 10% failed in math and chemistry a student is chosen at random what is the probability that he 1-failed in math given that he failed in chemistry.
2-failed in chemistry given that he failed in math.

Sent from my SM-G900P using GMAT Club Forum mobile app


Please read carefully and follow our RULES OF POSTING. Thank you.
_________________
Math Expert
User avatar
V
Joined: 02 Sep 2009
Posts: 55681
Re: Probability  [#permalink]

Show Tags

New post 02 Apr 2018, 02:59
Akram212 wrote:
In one of the general secondary schools examinations it was found that 25% of students failed in math 15% failed in chemistry and 10% failed in math and chemistry a student is chosen at random what is the probability that he 1-failed in math given that he failed in chemistry.
2-failed in chemistry given that he failed in math.

Sent from my SM-G900P using GMAT Club Forum mobile app


Please read carefully and follow our RULES OF POSTING. Thank you.
_________________
GMAT Club Bot
Re: Probability   [#permalink] 02 Apr 2018, 02:59
Display posts from previous: Sort by

Probability

  new topic post reply Question banks Downloads My Bookmarks Reviews Important topics  


Powered by phpBB © phpBB Group | Emoji artwork provided by EmojiOne